Getting astronauts to Mars is only half the mission — the real problem is bringing them back. NASA engineers are designing the Mars Ascent Vehicle (MAV), a rocket that must launch from the surface of ...

This is a tale as old as time, or at least as old as the space age: a strange object flies into our solar system, telescopes focus, and before the scientific community can confirm the data, the ...

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NASA on Wednesday released new images and data of Comet 3I/ATLAS, the rare interstellar object that set off weeks of speculation — and a full-blown online debate — over whether it could be an alien ...

A comet that is likely much, much older than our solar system has spent months traipsing through Earth's cosmic neighborhood. And at long last, NASA has unveiled an unprecedented look at the object, ...

The universe is simply huge, containing billions of stars, planets, and galaxies. When children get to know the enormity of ...

A team of astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spaceship. The comet was confirmed in July 2025 as the third known object to enter our solar ...

Astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spacecraft. 3I/ATLAS was confirmed as the third known object to enter our solar system from interstellar ...

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