Could aliens ever visit Earth? An aerospace scientist unpacks the challenges of interstellar spaceflight

On May 22, 2026, the Pentagon released a second batch of previously classified photos and videos showing what appear to be ...

Elon Musk and NASA’s Chief Are Dreaming of Antimatter Propulsion

Matter-antimatter annihilations produce about 10 billion times more energy per unit mass than chemical combustion (which ...
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In our search for alien life, a swarm of space telescopes could be the missing link

The European-led LIFE mission aims to use spacecraft in formation to look for biosignatures.
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York Space acquires satellite propulsion manufacturer Orbion Space

Electric thruster developed by Orbion Space. WASHINGTON — York Space Systems said it has acquired Orbion Space Technology, bringing a key satellite propulsion technology inside the company as it ...