Lonely spacecraft can navigate the stars
Category: 2. Space
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Thermal and Optical Characterization of Near-Earth Objects: Science Commissioning of the Recently Upgraded Mid-infrared Camera MIRSI on the NASA Infrared Telescope Facility
Mid-infrared (mid-IR) observations of near-Earth objects (NEOs) have historically been a valuable tool for understanding their physical properties. However, the current state of mid-IR instruments on ground-based telescopes places several…
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Binary Star Orbits. VI. The Interferometric-spectroscopic Binary 73 Leo
Discordances in radial-velocity measurements of 73 Leonis, made more than a century ago, gave rise to the first suggestion that this fifth-magnitude star was a binary system, but it was 40 yr before an accurate investigation of the object…
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Survey of Oxygen-rich AGB Stars Using the KVN 4 Receiving Bands—SMASTES. I.
Simultaneous observations of 19 H2O and SiO maser and thermal lines were performed toward 155 M-type oxygen-rich (O-rich) AGB stars. We used the upgraded four-band (22/43/86/129 GHz) wide receiving system of the Korean VLBI Network (KVN). The 155…
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Notes From Today’s Town Hall At NASA LaRC
Keith’s note: according to a LaRC participant: “The overall sentiment was one of transparency, sharing information as it comes, and empathy. The Center Director has been proactive communicating when information is available. And has shared…
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NASA Selects Instruments for Artemis Lunar Terrain Vehicle
NASA has selected three instruments to travel to the Moon, with two planned for integration onto an LTV (Lunar Terrain Vehicle) and one for a future orbital opportunity.
The LTV is part of NASA’s efforts to explore the lunar surface as part of…
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Newly-Discovered Meteorite Offers Insights into Volcanic Processes on Ancient Mars
The Martian meteorite Northwest Africa (NWA) 16254 is a 406-g gabbroic shergottite found two years ago in Algeria.
Image of the entire NWA 16254 sample studied by Chen et al.: (a) a backscattered electron (BSE) image obtained by the TESCAN…
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NASA’s James Webb Space Telescope Inspects Cat’s Paw
NASA’s James Webb Space Telescope team released this image of the Cat’s Paw Nebula on July 10, 2025, in honor of the telescope’s third anniversary. Webb’s NIRCam (Near-Infrared Camera) revealed never-before-seen structural details and…
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Webinar: Space Force Budget – SpaceNews
Parsing the Space Force’s budget each year is a difficult task.
The FY2026 budget is more complicated and more difficult to grasp due in part to the reconciliation process lawmakers used as a way to pass President Trump’s…
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