Astronomy on MSN
Could aliens ever visit Earth?
On May 22, 2026, the Pentagon released a second batch of previously classified photos and videos showing what appear to be ...
On May 22, 2026, the Pentagon released a second batch of previously classified photos and videos showing what appear to be ...
To assess the plausibility of alien visitors, it’s necessary to understand the obstacles that an extraterrestrial vessel would need to overcome to reach Earth ...
Reaching the nearest star system, Alpha Centauri, would take hundreds of thousands of years using current rocket propulsion technology. Researchers in the J. Mike Walker '66 Department of Mechanical ...
Space propulsion company Pulsar Fusion has achieved “first plasma” in its Sunbird nuclear fusion rocket, designed to propel rockets faster than any object has ever traveled. Reading time 2 minutes ...
Every year, companies and space agencies launch hundreds of rockets into space – and that number is set to grow dramatically with ambitious missions to the Moon, Mars and beyond. But these dreams ...
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