Following the historic discoveries of ‘Oumuamua and 2I/Borisov, astronomers have now confirmed the presence of a third ...

Alpha Centauri, the closest star system to Earth, has long intrigued astronomers searching for signs of habitability beyond ...

For lovers of newly identified space objects, July has indeed been an exciting month. Last week, astronomers described ...

A controversial new paper questions whether the interstellar object 3I/ATLAS is a potentially dangerous alien probe, similar ...

The celestial body's unusual orbit “implies that something extraordinary occurred" in the early days of the solar system—and ...

Astronomers have discovered "Ammonite," a mysterious object on the solar system’s edge whose unusual orbit challenges current ...

The two objects make for a strange pair. Unlike Betelgeuse, which is approaching the end of its life, the blue-white ...

Typically, telescopes are synonymous with bringing far-off objects close, but the newest member of the solar system was ...

Evidence that rocky planets beyond Jupiter formed as rapidly, and at the same time, as the inner planets could transform our understanding of how planets take shape — not only in our solar system, but ...

The comet was discovered on July 1 by the ATLAS (Asteroid Terrestrial-impact Last Alert System) survey telescope. Knowing ...

The star is surrounded by a protoplanetary disk, and this disk is the first evidence of debris condensing into what will ...

In the dark, icy outskirts of our solar system—far beyond Neptune's orbit—astronomers have discovered a cosmic oddball that ...