For a decade and a half, astronomers have been on the trail of a galactic mystery. In 2011, a project that surveyed the Milky Way galaxy for exoplanets — which are planets beyond our solar system — ...

A Neptune-sized planet closely orbiting its host star has just been discovered, making it only the fourth object of its kind ever identified. Scientists detected the planet, designated TOI-3261 b, ...

How fast can solar systems orbit our Milky Way Galaxy? This is what a recent study published in The Astronomical Journal hopes to address as an international team of researchers confirmed the ...

The most elusive planetary aurora in the Solar System has finally been revealed in all its gently glowing glory. Far from the Sun, and Earth, the sky-blue planet Neptune has been captured shimmering ...

The celestial body is the youngest transiting planet found to date. Madyson Barber, a grad student at the University of North Carolina at Chapel Hill, was researching young transiting systems in space ...

It might seem unfathomable to us living today, but 179 years ago on this very date, our galaxy, The Milky Way, actually grew ...

An exoplanet orbiting a dwarf star 124 light-years from Earth made headlines around the world in April 2025. Researchers at ...

The science community may be ecstatic over the discovery of a ninth planet, but the former planet "Pluto" had a totally different reaction. Hours after scientists announced there's solid evidence of ...

This discovery was made by two of NASA’s most celebrated telescopes. This illustration provided by Dan Durda shows the exoplanet Kepler-1625b with a hypothesized moon. On Thursday, Oct. 4, 2018, two ...