Graphical abstract — astro-ph.EP Photoionization by high-energy photons creates nonthermal electrons with a broad range of energies that heat and chemically transform the atmospheres of planets. The specifics of the
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Europe working to launch 'Invictus' hypersonic space plane by 2031 (video)
Europe doesn’t want to be left out of the space plane party. The European Space Agency (ESA) is funding the development of a hypersonic space plane pathfinder, which will start
2 billion-year-old moon rock found in Africa reveals secret lunar history
A meteorite that fell from the moon and was found in Africa is a rare volcanic rock dating from a time period in lunar history that scientists know little about.
Space Station Crew Celebrates Milestone
NASA/Jonny Kim In this June 13, 2025, photo, NASA astronaut Anne McClain shows off a hamburger-shaped cake to celebrate 200 cumulative days in space for JAXA (Japan Aerospace Exploration Agency)
A vast shadow will sweep over Saturn's cloud tops early on July 18: Here's how to see it
Early risers will get a rare opportunity to see something extraordinary in the early hours of July 18 — the dark shadow of Saturn’s largest moon, Titan, sweeping across the
Registration Opens for 2025 NASA International Space Apps Challenge
3 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) A team works together on their project during the 2024 NASA Space Apps Challenge event in in Arequipa, Peru.
Best tabletop telescopes for stargazing in 2025
This buying guide highlights the best tabletop telescopes for 2025, focusing on compact, portable models that deliver stellar performance without bulky setups. Whether you’re a beginner, a parent seeking a
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Step outside, under the vast cosmos that has inspired humanity for millennia, and let the Gaterda Telescope be your guide through the shimmering tapestry of stars and celestial wonders. Designed
From intelligence gathering to internet usage to navigation, satellites are used daily across the globe. However, their activity is causing serious issues. What is it? In February, a team of
7 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) In the summer 2025 issue of the NASA History Office’s News & Notes newsletter, examples of leadership and critical
Jeff Bezos’ Blue Origin will launch six people to suborbital space today (June 21), and you can watch the action live. The mission — known as NS-33, because it will
As different nations begin conducting operations on the lunar surface, humanity’s penchant for geopolitical struggles will likely be along for the ride. Tension between nations and/or corporations could grow. There
For years, astronomers have been searching for a mysterious ninth planet lurking in the dark outer reaches of our solar system. Now, a team of researchers have taken a completely
Marking the first public day of this year’s International Paris Air Show, the President of France Emmanuel Macron visited the Paris Space Hub. ESA Director General Josef Aschbacher and Director of
This article was originally published at The Conversation. The publication contributed the article to Space.com’s Expert Voices: Op-Ed & Insights. April 2025 was a busy month for space. Pop icon
The world recently watched an argument unfold on X between Elon Musk and Donald Trump. It was a surreal exchange, featuring one of the richest men ever to have lived
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