Leonard David, Author at SpaceNews https://spacenews.com Covering the business and politics of space Tue, 04 Mar 2025 17:08:33 +0000 en-US hourly 1 https://spacenews.com/wp-content/uploads/2024/05/cropped-SN_forza_star-32x32.png Leonard David, Author at SpaceNews https://spacenews.com 32 32 80681979 End-run around radiation – The saga and surprise vulnerabilities of Europa Clipper https://spacenews.com/end-run-around-radiation-the-saga-and-surprise-vulnerabilities-of-europa-clipper/ https://spacenews.com/end-run-around-radiation-the-saga-and-surprise-vulnerabilities-of-europa-clipper/#respond Mon, 03 Mar 2025 13:30:00 +0000 https://spacenews.com/?p=513689 Europa Clipper will arrive at Jupiter in April 2030, to perform repeated close flybys of one of giant Jupiter’s enigmatic moons, Europa. Credit: NASA/JPL-Caltech

GOLDEN, Colorado — NASA’s Europa Clipper, now en route to Jupiter, departed with less-than-satisfactory and vulnerable devices that are susceptible to Jupiter’s intense radiation. The spacecraft’s liftoff on October 14, […]

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Interlune plans to gather scarce lunar Helium-3 for quantum computing on Earth https://spacenews.com/interlune-plans-to-gather-scarce-lunar-helium-3-for-quantum-computing-on-earth/ https://spacenews.com/interlune-plans-to-gather-scarce-lunar-helium-3-for-quantum-computing-on-earth/#respond Thu, 23 Jan 2025 18:46:38 +0000 https://spacenews.com/?p=511895 Artwork depicting lunar mining operations for Helium-3 involving harvesters, a solar power plant, rovers and return launchers. Credit: Interlune

GOLDEN, Colorado — Interlune, a Seattle-based company of former Blue Origin technologists, has set its sights on the moon’s supply of Helium-3 — a rare heavy isotope deposited into lunar […]

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Shattered Genesis spacecraft yields scientific discoveries 20 years after crash landing https://spacenews.com/shattered-genesis-spacecraft-yields-scientific-discoveries-20-years-after-crash-landing/ https://spacenews.com/shattered-genesis-spacecraft-yields-scientific-discoveries-20-years-after-crash-landing/#respond Mon, 09 Dec 2024 18:41:58 +0000 https://spacenews.com/?p=509870 A damaged Genesis sample container undergoes close scrutiny as researchers salvage the mission’s scientific goals. Credit: NASA

In September 2004, NASA’s Genesis return sample capsule tumbled from the sky and slammed into the Utah desert in a remote part of the U.S. Army’s Dugway Proving Ground, shattering […]

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Sierra Space expands spaceplane fleet with in-house mission control https://spacenews.com/sierra-space-expands-spaceplane-fleet-with-in-house-mission-control/ https://spacenews.com/sierra-space-expands-spaceplane-fleet-with-in-house-mission-control/#respond Fri, 08 Nov 2024 13:00:00 +0000 https://spacenews.com/?p=508442 Reverence, the second Dream Chaser spaceplane, under construction at Sierra Space’s factory in Louisville, Colorado. Credit: Barbara David

LOUISVILLE, Colorado — The long-awaited inaugural cargo flight of Sierra Space’s Dream Chaser spaceplane has been delayed to no earlier than May 2025, pushing back a launch previously expected this […]

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Ocean experts raise concerns over deorbiting the International Space Station https://spacenews.com/ocean-experts-raise-concerns-over-deorbiting-the-international-space-station/ https://spacenews.com/ocean-experts-raise-concerns-over-deorbiting-the-international-space-station/#respond Wed, 09 Oct 2024 18:25:26 +0000 https://spacenews.com/?p=506842 The aging International Space Station is projected to take an end-of-life plunge into remote ocean waters in a few years. Credit: NASA

GOLDEN, Colorado — NASA is faced with the challenge of safely deorbiting, in one fell swoop, over 400 tons of space hardware in a few years. As of now, the […]

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University researchers flag cislunar space debris concerns https://spacenews.com/university-researchers-flag-cislunar-space-debris-concerns/ https://spacenews.com/university-researchers-flag-cislunar-space-debris-concerns/#respond Fri, 27 Sep 2024 12:00:00 +0000 https://spacenews.com/?p=506453 Orbital debris in cislunar space and lunar orbit is a growing concern among academics. Credit: NASA

GOLDEN, Colorado — The increased amount of space hardware flying through cislunar space and around the moon is, among experts, a growing worry. Even one fragmentation event can have calamitous […]

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The Aerospace Corporation pushes research on hard-to-spot spacecraft reentries https://spacenews.com/the-aerospace-corporation-pushes-research-on-hard-to-spot-spacecraft-reentries/ https://spacenews.com/the-aerospace-corporation-pushes-research-on-hard-to-spot-spacecraft-reentries/#respond Tue, 17 Sep 2024 19:49:12 +0000 https://spacenews.com/?p=506071 An artist’s depiction of an ESA Cluster-series satellite reentering the atmosphere. Credit: ESA/David Ducross

In an era of increasing global launch rates, heightened by the buckshot approach to tossing mega-satellite constellations into Earth orbit, there’s also escalating anxiety about the ramifications from reentry of […]

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Ice-hunting Lunar Trailblazer and IM-2 nearly ready for January 2025 launch https://spacenews.com/ice-hunting-lunar-trailblazer-im2-nearly-ready-january-2025-launch/ https://spacenews.com/ice-hunting-lunar-trailblazer-im2-nearly-ready-january-2025-launch/#respond Thu, 12 Sep 2024 17:35:41 +0000 https://spacenews.com/?p=505797 Intuitive Machines is preparing IM-2, a Nova-C lunar lander dubbed Athena, for an early January mission to the moon’s south pole. Onboard the lander is NASA’s Polar Resources Ice Mining Experiment-1 (PRIME-1) experiment designed to search for water ice on the moon. Credit: Intuitive Machines

GOLDEN, Colorado — Finding exploitable water ice at the lunar south pole is high on the agenda of NASA’s Artemis program. If reservoirs of water ice exist in lunar cold […]

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With successful airlock test, Lockheed Martin invests in inflatable space structures https://spacenews.com/successful-airlock-test-lockheed-martin-invests-inflatable-space-structures/ https://spacenews.com/successful-airlock-test-lockheed-martin-invests-inflatable-space-structures/#respond Wed, 28 Aug 2024 18:12:39 +0000 https://spacenews.com/?p=504940 Rowan Palmer, a systems engineer within the Lockheed Martin Space softgoods and habitation team, inspects an inflatable airlock test unit. Credit: Barbara David

LITTLETON, CO. – The common saying that “space is hard” may need redefinition, given the increasing use of softgoods to fashion inflatable structures from airlocks to habitats for future lunar […]

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Long-term moon mission safety depends on sturdy infrastructure https://spacenews.com/long-term-moon-mission-safety-depends-on-sturdy-infrastructure/ https://spacenews.com/long-term-moon-mission-safety-depends-on-sturdy-infrastructure/#respond Wed, 07 Aug 2024 15:43:13 +0000 https://spacenews.com/?p=498312 Redwire’s NASA-funded Mason initiative involves developing lunar roadways. Credit: Redwire

GOLDEN, Colorado — A future where the moon serves as a long-term haven for human explorers is within reach but significant challenges like constructing launch and landing facilities, addressing moonquakes, […]

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NASA’s CAPSTONE is testing “Autopilot” software suite for cislunar operations https://spacenews.com/nasa-capstone-testing-autopilot-software-suite-cislunar-operations/ https://spacenews.com/nasa-capstone-testing-autopilot-software-suite-cislunar-operations/#respond Mon, 15 Jul 2024 13:00:00 +0000 https://spacenews.com/?p=466317 CAPSTONE, NASA’s cislunar pathfinder cubesat. Credit: NASA/Daniel Rutter

NASA's CAPSTONE spacecraft is testing software for autonomous operations in cislunar orbit to pave the way for Gateway.

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How the Applied Physics Laboratory is tackling Artemis moon exploration https://spacenews.com/how-the-applied-physics-laboratory-is-tackling-challenges-facing-artemis-moon-exploration/ https://spacenews.com/how-the-applied-physics-laboratory-is-tackling-challenges-facing-artemis-moon-exploration/#respond Tue, 02 Jul 2024 13:00:00 +0000 https://spacenews.com/?p=445932 Image showing an astronaut on the moon sifting dust through their fingers.

The Johns Hopkins Applied Physics Laboratory (APL) is tackling many of the challenges facing crewed Artemis missions.

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Moon ice in the Artemis era: what we still don’t know https://spacenews.com/moon-ice-in-the-artemis-era-what-we-still-dont-know/ https://spacenews.com/moon-ice-in-the-artemis-era-what-we-still-dont-know/#respond Fri, 14 Jun 2024 17:06:14 +0000 https://spacenews.com/?p=443228 This Intuitive Machines mini-hopper is scheduled to dive into the permanently shadowed floor of Marston crater at the moon’s south pole. Credit: Intuitive Machines

While NASA has long hoped for extractable water ice on the lunar surface, making use of the resource may be harder than expected.

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Uncontrolled reentry of space debris poses a real and growing threat https://spacenews.com/uncontrolled-reentry-of-space-debris-poses-a-real-and-growing-threat/ https://spacenews.com/uncontrolled-reentry-of-space-debris-poses-a-real-and-growing-threat/#respond Wed, 05 Jun 2024 13:00:00 +0000 https://spacenews.com/?p=429150 An external pallet packed with old nickel-hydrogen batteries was released from the Canadarm2 robotic arm in 2021 as the International Space Station orbited 260 miles above the Pacific Ocean west of Central America. Credit: NASA/Mike Hopkins

The Florida crash landing of space debris jettisoned from the ISS has spun up worrisome views regarding the escalation of human-made space debris plummeting to Earth in an uncontrolled manner.

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How Artemis astronauts will be protected from solar storms https://spacenews.com/how-artemis-astronauts-protected-solar-storms/ https://spacenews.com/how-artemis-astronauts-protected-solar-storms/#respond Wed, 22 May 2024 15:20:32 +0000 https://spacenews.com/?p=425472 Illustration of a satellite observing solar weather.

Work is underway on new ways to protect Artemis astronauts from radiation and solar storms.

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JPL chief Laurie Leshin on science, Mars and budget infighting https://spacenews.com/jpl-chief-laurie-leshin-science-mars-budget-infighting/ https://spacenews.com/jpl-chief-laurie-leshin-science-mars-budget-infighting/#respond Thu, 11 Apr 2024 20:38:43 +0000 https://spacenews.com/?p=364502 Laurie Leshin headshot

Laurie Leshin spoke with SpaceNews about JPL’s path forward and steps to retain and bolster the revered laboratory’s capabilities.

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Studies flag environmental impact of reentry https://spacenews.com/studies-flag-environmental-impact-of-reentry/ Thu, 22 Dec 2022 15:40:36 +0000 https://spacenews.com/?p=134400

The growing scale and pace of launch activities call for more monitoring and regulation to minimize their potential impact on the Earth’s atmosphere.

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Finding balance within the space ecosystem: Q&A with JPL Director Laurie Leshin https://spacenews.com/finding-balance-within-the-space-ecosystem-qa-with-jpl-director-laurie-leshin/ Thu, 13 Oct 2022 00:06:53 +0000 https://spacenews.com/?p=132676

SpaceNews spoke with the Jet Propulsion Laboratory’s new director to learn more about the JPL’s future vision.

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APL’s Future Vision: Q&A with Robert Braun https://spacenews.com/apls-future-vision-qa-with-robert-braun/ Mon, 22 Aug 2022 15:47:21 +0000 https://spacenews.com/?p=130604

The Applied Physics Laboratory's new space sector director spoke with SpaceNews about his vision for APL's portfolio of civil and national security space projects.

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Far side: the moon’s use as a new astronomical site https://spacenews.com/far-side-the-moons-use-as-a-new-astronomical-site/ Sat, 16 Apr 2022 12:11:35 +0000 https://spacenews.com/?p=126690

Astronomers have always sought out remote and isolated spots from which their precision observations of the surrounding universe can be made. Now, add one more far-flung location – the moon.

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CAPSTONE cubesat ready for cislunar mission https://spacenews.com/capstone-cubesat-ready-for-cislunar-mission/ Thu, 14 Apr 2022 14:31:13 +0000 https://spacenews.com/?p=126673

NASA’s intention to replant bootprints on the moon is getting a kick-start by the launch of a microwave oven-sized smallsat, the Cislunar Autonomous Positioning System Technology Operations and Navigation Experiment, called CAPSTONE for short.

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Mars on the Cheap? New ways to probe the Red Planet https://spacenews.com/mars-on-the-cheap-new-ways-to-probe-the-red-planet/ Thu, 07 Apr 2022 17:05:40 +0000 https://spacenews.com/?p=126686

Mars scientists and technologists are blueprinting inexpensive and novel ways to deepen the investigation of the multifaceted planet.

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Report calls for revamped cost-conscious vision for Mars exploration https://spacenews.com/report-calls-for-revamped-cost-conscious-vision-for-mars-exploration/ Thu, 18 Feb 2021 12:38:56 +0000 https://spacenews.com/?p=110584

With NASA’s Mars Perseverance rover set to begin its multiyear mission to collect rocks and soil for future retrieval, planetary scientists are concerned other Mars research goals could suffer during the decade-long wait for those samples to complete their three-legged relay back to Earth.

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Private methane-watching smallsat MethaneSAT taps SpaceX for late 2022 rideshare https://spacenews.com/private-methane-watching-smallsat-methanesat-taps-spacex-for-late-2022-rideshare/ Sat, 06 Feb 2021 00:25:03 +0000 https://spacenews.com/?p=110376 MethaneSAT

A privately funded smallsat project is underway intended to slow the pace of climate change by providing global, high-resolution detection and quantification of methane emissions around the world.

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