The Sun, our nearest celestial neighbor, is undeniably a star, not a planet, as centuries of astronomical observations have ...

An international team of scientists confirmed the first record of a plasma ejection from a red dwarf star outside the solar ...

Using NASA's Transiting Exoplanet Survey Satellite (TESS), astronomers have discovered that aging stars in their so-called ...

Astronomers at the University of Arizona’s Steward Observatory, led by Kevin Wagner, have identified evidence for a potential ...

Exomoons are a hot topic in the science community, as none have been confirmed with astronomers finding new and creative ways ...

Red dwarf hurls plasma at speeds rarely seen from Sun, potentially stripping atmospheres from orbiting planets Astronomers ...

Recent astronomical observations have revealed a startling reality: aging stars are far more destructive to their orbiting ...

Aging stars may be destroying the giant planets orbiting closest to them, according to a new study by astronomers at UCL and ...

Is a sun a star or a planet? While science now agrees the sun is a star, new telescopes may soon challenge how we define ...

An illustration depicts what the surface of one of the exoplanets orbiting Barnard's Star may look like. The other three planets within the system can also be seen. - International Gemini ...

Astronomers using the European Space Agency's XMM-Newton space observatory and the LOFAR telescope have definitively spotted ...