Alien probes may already be hiding in our Solar System and watching us, scientist says

A scientist says self replicating alien probes may already be hidden in the Solar System, possibly on the Moon, leaving ...
Popular Mechanics

If Aliens Are Spying On Us, Their Space Probes Would Look Like This, Scientists Say

Scientists are hard at work considering what kinds of engineering alien probes would need to reach us through interstellar space. However, crossing deep space to reach Earth with a probe would require ...
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Could an Alien Probe Be Passing Through Our Solar System? Harvard Expert Weighs In

In a groundbreaking study,Harvard physicist Dr. Avi Loeb has brought new attention to an unusual interstellar object, 3I/ATLAS, discovered by the Asteroid Terrestrial-impact Last Alert System (ATLAS) ...
Popular Mechanics

This Harvard Scientist Thinks Alien Probes Are Already Here. He’s Checking Out These Mysterious ‘Spherules’ First

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Avi Loeb of Harvard University—known as the “bad boy of astronomy”—is at it again.
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This Harvard Scientist Thinks Mysterious ‘Spherules’ He Found Could Be Alien Probes

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Avi Loeb of Harvard University—known as the “bad boy of astronomy”—is at it again. The theoretical ...
Space.com

Proposed NASA radio probe could use gravity 'lumpiness' to reveal the insides of alien worlds

A new probe in development known as GIRO represents a low-cost step toward unlocking the secrets of the outer planets, all through the invisible pull of gravity. Engineers have designed a compact, ...