The Milky Way could have many more satellite galaxies than scientists have previously been able to predict or observe, ...

Some exoplanets in their stars' habitable zones may be distinctly uninhabitable due to solar flaring. Red dwarfs are known for powerful flaring, and since they're dim and their habitable zones are ...

Back in 2010, scientists spotted something shocking: a pair of gigantic, glowing lobes of gas bursting from the Milky Way’s ...

When looking up at the sky, you might think galaxies have always looked the way they do today. But a new study from Princeton ...

Astronomers using the Green Bank Telescope spotted surprisingly cold, dense hydrogen clouds embedded inside the Milky Way’s ...

In a groundbreaking study, a new discovery about the exoplanet HIP 67522b has provided scientists with an unprecedented ...

A planet that is snuggled up closely with its host star may be igniting colossal flares that strip it of its own mass.

The burst was so bright that it bounced off the Moon and illuminated Earth’s upper atmosphere, surpassing the brightness of a ...

Astronomers have spotted an alien planet orbiting so closely to its home star, the planet's magnetic field is triggering ...

The dust hurts air quality not only by giving skies a milky haze, but also by aggravating respiratory problems and triggering ...

Andrew McCarthy, an Arizona-based photographer, has captured a breathtaking image of the International Space Station (ISS) ...

Supermassive black holes are the largest black holes in the universe and can be found at the center of galaxies including our own Milky Way. They are at least a million ... This releases an enormous ...