Unlike the vast majority of discovered planets, these rogue planets drift through space alone with no sun to shine on them. Debate has raged in astronomical circles for years as to whether rogue ...

As it orbits the sun once every 25,000 years, the celestial body 2017 OF201 travels beyond the Kuiper Belt into a region thought to be largely devoid of objects ...

Red dwarfs are known for their powerful stellar flaring, which could render nearby planets uninhabitable. However, even relatively quiescent stars like our sun create space weather. Solar flares ...

In a world of wild talk and fake news, help us stand up for the facts.

Here’s how it works. A newly discovered planet in a faraway star system appears to be erupting with so many volcanoes, it glows a fiery red when seen from space. No planet like this has ever ...

No planets cooler than about 35.33 degrees Fahrenheit ... Recent observations from the James Webb Space Telescope, the most powerful telescope in space, suggest that the exoplanet's average ...

Even when two planets appear lined up to a person on Earth, they are still extremely far apart in space, The Planetary ... alignments have virtually no significant physical effects on Earth.