The issue concerns sunlight reflecting off the satellites’ surfaces. SpaceX has attempted to reduce the brightness of the reflected light by coating the satellites in a dark material, and also by ...

The long-serving space telescope saw the third interloper to enter the solar system from beyond its limits late on Monday ...

New photos, including a striking technicolor timelapse, show off the newly discovered interstellar object 3I/ATLAS as it ...

However, we might also want to look for hints of alien origin. One very strong piece of evidence would be any kind of radio ...

The photos reveal a bright and well-developed coma, the cloud of gas and dust surrounding the comet's nucleus, with striking ...

Captured just days after its discovery, the images offer the clearest view yet of this rare visitor from beyond our solar system.

Astronomers are tracking a newly spotted comet hailing from parts unknown, only the third time such an interstellar object has been observed visiting our solar system.

Exploring the new 'Astral Relics of the Great North Woods' interactive art exhibit.

NASA has confirmed that a mysterious object hurtling towards us is an "interstellar object" that has entered the Solar System.

An important example of the 1960s and ’70s Land Art movement, the artist’s arrangement of four concrete tubes on the floor of Utah’s extinct Lake Bonneville serves as a vehicle for aesthetic ...

Video shows fireball meteor explode in broad daylight. How rare is this cosmic phenomenon? Fireballs fall on the Earth every day—but the one that just streaked across the southeastern U.S. this ...

NASA scientists have discovered a rare visitor from beyond our solar system, a new interstellar comet speeding by on a brief cosmic tour.