The Earth's Moon is its only one, but scientists recently discovered a new celestial body that will be staying near the planet for the next several decades.

What began with tragedy ended in triumph. This is the untold story of the European Space Agency's pioneering 25-year Cluster ...

Recent research has challenged the traditional view that water on planets must be delivered from space, suggesting instead ...

You may have heard about the extensive testing facilities for spacecraft and equipment, but how do scientists prepare for the human aspect of space exploration?

The interstellar visitor 3I/ATLAS is baffling scientists. It brightened far faster than expected near the Sun, raising ...

I/ATLAS has proven a theory created by Einstein over a century ago, but the way it did it may also prove it's really an ...

The comet, officially detected on July 1, 2025, by the ATLAS (Asteroid Terrestrial-impact Last Alert System)telescope in Chile, has been confirmed to be travelling on a hyperbolic trajectory, meaning ...

The biggest full moon of 2025, a so-called supermoon, will rise on Wednesday, Nov. 5, lighting up the night sky with its ...

A 3D map of planet WASP-18b reveals extreme heat zones and broken water vapor in its atmosphere for the first time.

Jupiter is the fastest spinning planet in our Solar System, completing a rotation in less than 10 hours. This rapid spin ...