Discovered in 1930, Pluto was long considered our Solar System's ninth planet, but was unseated in 2006 after the discovery ...

An alternate explanation that fits the evidence is that Vesta was once part of a planet – but which planet that might been ...

As the night sky became polluted with light from electrified cities, people built planetariums. Today, they’re more ...

Planet TOI-421b lacks the haze of other exoplanets, which means we're able to get a surprisingly clear understanding of it.

Astronomers using NASA’s James Webb Space Telescope have taken a major step toward understanding a puzzling type of planet ...

Astronomer Eliza Kempton said that she had waited her "entire career" to peer into an atmosphere from this mysterious class of planets.

NASA’s James Webb Space Telescope has uncovered groundbreaking insights into the world of sub-Neptunes, a class of exoplanets ...

Asteroid experts are pondering the scientific output from the NASA Lucy spacecraft after it shot by its celestial destination ...

Venera 1 was launched in 1961, only four years after Sputnik 1, the first satellite. Venera 7, in 1970, was the first ...

Astronomers using W. M. Keck Observatory on Maunakea, Hawaiʻi Island have listened to the music of a nearby star, uncovering ...

Picture this: a small audience is quietly ushered into a darkened room. They gasp in awe, as a brilliant night sky shines above. They wonder - as many ...