Astronomers have used NASA's James Webb Space Telescope to find strong evidence for a planet orbiting a star in the triple ...

Hubble has helped uncover a white dwarf that’s likely the result of two stars crashing together. Carbon traces in its atmosphere tell a story of a cosmic merger, a rare phenomenon previously invisible ...

Alpha Centauri A, four light-years from Earth, may host a gas giant. If confirmed, no Earthlike planets orbit in the star’s habitable zone.

In some of its most ambitious work yet, the James Webb Space Telescope looked to spot a planet in a potentially habitable ...

A typical white dwarf’s core elements are obscured by thick layers of hydrogen and helium—but that covering almost entirely ...

The caldera may have blasted out its cryomagma in a single explosive event, or it may have spread its eruptions over time.

A rare planet in Nu Octantis orbits backward - hinting it may be a second-generation world formed from stellar remnants.

We usually think of satellites as small objects orbiting planets or stars. But in the broader universe, galaxies themselves ...

Most of what we know about satellite galaxies comes from studying the Milky Way and other similarly large galaxies. But a new ...

New research from the University of St Andrews has provided groundbreaking insights into the potential of giant, free-floating planets forming their own miniature planetary systems. These objects, ...