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WASHINGTON — The White House issued a sweeping executive order on space policy Dec. 18 covering topics from NASA’s exploration plans to space security. The order, “Ensuring American Space Superiority,”
A recently issued Executive Order revises how the government implements Space Policy Directive-3, removing the longstanding expectation that basic space situational awareness (SSA) services, including conjunction warnings, would be provided
4 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) A graphic for the Moon Mascot: NASA Artemis II ZGI Design Challenge. Freelancer Whose Moon Mascot design will join
WASHINGTON — A joint venture between Germany’s Rheinmetall and Finnish synthetic aperture radar satellite maker Iceye has secured its first major contract, agreeing to operate a space-based surveillance constellation for
An overhead view of Aerospace’s DiskSat during launch preparations. Image: Rocket Lab A Rocket Lab Electron rocket launched four novel satellite buses minutes after midnight from Virginia on Thursday. The
This image features only the wavelengths emitted by the prominent red clouds of a type of cosmic dust known as polycyclic aromatic hydrocarbons (PAHs), and bubbles of hydrogen gas (blue).
Several tents on the icy ground with a clear blue sky and shining sun. The NSF COLDEX camp during a storm in December 2022, Allan Hills, Antarctica. Photo Credit: Peter
The light curves from the NIRSpec G395H observations of TOI-1685, with the five visits shown chronologically from left to right. Top panel: raw, undetrended light curves at wavelength resolution
The lines of defence that cyanobacteria use against UVR. EPS—exopolysaccharides, CAT—catalase, SOD—superoxide dismutase, GR—glutathione reductase, Car—carotenoids, MAAs—mycosporine-like amino acids, and Scy—scytonemin. — International Journal of Molecular Sciences One of the
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07Worlds Next Door: A Candidate Giant Planet Imaged in the Habitable Zone of α Cen A. I. Observations, Orbital and Physical Properties, and Exozodi Upper Limits
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