Long before 3I/ATLAS slipped through the inner solar system, its water had already recorded the kind of place it came from.

Astronomers using radio telescope observations to get an inside look at an interstellar comet have gleaned new insights into ...

NASA Administrator Jared Isaacman has reignited the two-decade-old debate over Pluto's classification by publicly backing its ...

The Dark Energy Spectroscopic Instrument spent five years observing the sky from Arizona. Now, researchers have a trove of ...

A spectacular brass astrolabe - or a hand-held astronomical computer - from the 17th Century, once part of the royal ...

Is Pluto a planet? NASA Administrator Jared Isaacman told Congress on Tuesday, April 28, that Pluto should be recognized as a ...

There are countless objects spinning around in space, but this is an astronomical first! Dan Smith shows how one small comet ...

About 20 years ago, leading astronomers decided that Pluto was too small to be a planet, undoubtedly giving it a Napoleonic ...

NASA administrator Jared Isaacman declared that Pluto should be restored to its original classification as a planet.

The celestial body’s status as the solar system's ninth planet was withdrawn in 2006. Now some experts say we might want to ...

Spread the loveOn April 29, 2026, Earth will witness an astronomical event that, while not alarming, highlights the incredible dynamics of our solar system. Two sizable asteroids, designated as 2026 ...

Spread the loveOn April 29, 2026, Earth will experience a close encounter with two sizable asteroids, known as 2026 HL3 and 2026 HP3. Both of these celestial bodies, each comparable in size to an ...