A mysterious visitor from another solar system could be an alien spacecraft, according to a leading Harvard astronomer.

The interstellar object has been named 3I/Atlas by the International Astronomical Union’s Minor Planet Center.

PARIS - Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System -- only ...

I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

The object, a celestial body from another star system, was discovered on Tuesday by the University of Hawaii’s Asteroid ...

A new observatory in Chile has produced a stunningly detailed image of a nebula resembling cotton candy, using the largest ...

The universe is a happening place—full of exploding stars, erupting black holes, zipping asteroids, and much more. The Rubin Observatory released its first images last week, and they’re stunning—vast, ...

While recent research shows the night sky is getting brighter every year across North America, the Big Bend area in Texas has ...

Venus moves east as July progresses and stands 3° due north of Aldebaran on the 14th, after skirting the northern regions of ...

We are entering a new era of cosmic exploration. The new Vera C Rubin Observatory in Chile will transform astronomy with its ...

Researchers identified the likely planetary candidate’s infrared light after blocking out its host star’s overwhelming glare ...

The second half of the 19th century was a particularly interesting time to imagine Mars. This was a period during which the ...