In the vast expanse of the cosmos, a perplexing paradox challenges everything we know about existence, our place in the ...

Astronomers have discovered a "missing link:" a tiny black hole lurking with a red giant star in a strange and ...

An international team led by the Universities of Geneva (UNIGE) and Montreal published the first results today from the NIRPS ...

A fifth planet has been detected within the habitable zone of a neighboring star, where conditions could perhaps support ...

Artist’s concept of a red dwarf star with an exoplanet in orbit. About two-thirds of the stars in the Milky Way are red dwarfs. Exoplanet is the name for worlds outside our solar system.

Voyager 1, launched in 1977 and traveling for nearly 50 years, has not yet traveled the distance light covers in one day.

Interest in Betelgeuse intensified during its great dimming in 2019-20 and subsequent resurrection. Among several ...

Astronomers have discovered a world outside the solar system about 240 light-years away in space that is a freak of nature. Somehow, a little red dwarf star only one-fifth the size of the sun gave ...

The explosion of a star, called a supernova, is an immensely violent event. It usually involves a star more than eight times the mass of our sun that exhausts its nuclear fuel and undergoes a core ...