Reflected total normalized flux πFn (left panel) and signed degree of linear polarization Ps (right panel) as functions of the planetary phase angle α and wavelength λ for our Hadean:
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Old Soviet spacecraft to fall to Earth in early May 2025
Artist’s illustration showing a spacecraft reentering Earth’s atmosphere. An old Soviet spacecraft – Kosmos 482 – that has been circling Earth for 53 years is set to finally reenter our
Earth Science Showcase – Kids Art Collection
1 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) On April 16, 2025, the Earth Science Division at NASA’s Ames Research Center in Silicon Valley held an Earth
L3Harris gains edge in race to build Golden Dome missile sensors
Join our newsletter to get the latest military space news every Tuesday by veteran defense journalist Sandra Erwin. WASHINGTON — A missile-tracking satellite developed by L3Harris Technologies demonstrated its ability
Lunar Space Station for NASA’s Artemis Campaign to Begin Final Outfitting
3 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) Gateway’s HALO module at Northrop Grumman’s facility in Gilbert, Arizona, on April 4, 2025, shortly after its arrival from
Senators press Jared Isaacman, Trump's pick for NASA chief, on his ties to Elon Musk
Jared Isaacman, President Trump’s choice to lead NASA, keeps having to explain his ties to Elon Musk. The topic came up repeatedly during Isaacman’s nomination hearing, which the Senate Committee
'This character is noble, and he's beautiful': James Gunn explains how he cracked Superman in new behind-the-scenes footage (video)
Superman | Superman Day – Behind The Scenes Look – YouTube Watch On Last Friday, April 18, was officially known as Superman Day and DC Studios saluted the occasion by
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Schematic illustration of our proposed carbon cycle on early Mars. Evaporation of water (pink shading) from subsurface pore spaces initially deposits siderite, which sequesters atmospheric CO2 (black downward arrow). Increasing
A: XRF maps of Ca, Fe, and Mn; RGB map of U, Mn, and Fe. Calcite and detrital minerals can be distinguished by areas of high and low abundance in
Join our newsletter to get the latest military space news every Tuesday by veteran defense journalist Sandra Erwin. WASHINGTON — Following the launch of a classified mission April 20, the
SpaceX lofted yet another batch of next-gen spy satellites for the U.S. National Reconnaissance Office (NRO) this morning (April 20). A Falcon 9 rocket lifted off from California’s foggy Vandenberg
The Lyrid meteor shower is active between April 16 and April 25, and peaks on April 22. During the peak, Earth passes through the densest part of the debris stream
If we could see our home galaxy the Milky Way as it was in the early universe, what would it have looked like? A new study said it would look
The universe’s largest structure, the Hercules-Corona Borealis Great Wall, was already a challenge to explain with models of the universe due to its incredibly vast size — and now, using
The Soyuz MS-26 spacecraft is seen as it lands in a remote area near the town of Zhezkazgan, Kazakhstan with Expedition 72 NASA astronaut Don Pettit, and Roscosmos cosmonauts Alexey
NASA’s oldest active astronaut has redefined traveling “home” for your birthday, landing from the International Space Station on the same day that he turned 70. Don Pettit touched down on
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