Astronomers using the James Webb Space Telescope have detected phosphine gas in the ancient brown dwarf Wolf 1130C, a discovery that contradicts years of predictions about how phosphorus behaves in ...

Explore the vastness of the Solar System in this video, which accurately showcases the relative sizes of the planets and ...

The African Union endorsed a map that reflects the truer relative size of the continent. (map public domain via Equal Earth) Already a member? Sign in here. We rely on readers like you to fund our ...

The find represents the first clear detection of a baby planet taking shape within a disc of dust and gas with multiple rings. The ground-breaking discovery was made using European Southern ...

Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...

Planetary size was determined pre-spacecraft by measuring the planet's angular diameter and its distance from Earth (in AU, later converted to terrestrial units after the AU was accurately measured ...

Scientists did not find a robust atmosphere around TRAPPIST-1d, an Earth-size exoplanet many hoped would show signs of having air. Credit: NASA / ESA / CSA / J. Olmsted illustration As scientists ...

A giant planet the size of Saturn orbiting a sun-like star has potentially been identified in our nearest neighbouring stellar system, Alpha Centauri. At just four light years from Earth, Alpha ...

As many as 200 worlds beyond our solar system discovered by astronomers may be larger than estimated, which could influence the search for extraterrestrial life. That's the theory of a team of ...

An exoplanet orbiting close to its host star triggers violent flares that are destroying its atmosphere, according to new research from the European Space Agency's Cheops mission. A gas giant planet ...

An exoplanet orbiting close to its host star triggers violent flares that are destroying its atmosphere, according to new research from the European Space Agency's Cheops mission. Credit: Janine ...