An asteroid discovered over 200 years ago which is roughly the size of Germany would have catastrophic consequences for life ...

Four small rocky planets detected in orbit around Barnard's Star, the nearest single star system to our solar system, are seen in this illustration released on March 11, 2025. International Gemini ...

Astronomers have found dozens of new planetary moons and small-body satellites in the last few years alone ... increase if we find more planets in the solar system. One such world is the elusive ...

Astronomers have spotted four smaller-than-Earth exoplanets orbiting the closest single-star system to us ... to reevaluate our understanding of how planets form and evolve.

Four small, newly discovered worlds are less than six light-years away from Earth, and their discovery reinforces a cautionary tale from planet hunting’s prehistory ...

A study published last year using data from the Very Large Telescope had indicated the presence of one planet, with hints of three more. Planets beyond our solar system are called exoplanets.

"These stellar tantrums cause a lot of noise in the data, so we spent the last six ... "The more solar systems and planets we discover, the more we realize that our solar system isn't really ...