Within a few dozen light years of the Sun, the sky is crowded with stars that could, in principle, host living worlds. I want ...

Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

New discoveries and fresh looks at familiar worlds show how far exoplanet science has come — and how much remains unknown. When you purchase through links on our site, we may earn an affiliate ...

It was almost 100 years ago that Clyde W. Tombaugh discovered Pluto. That was the last planet found until 1992, when humans found another one. But this new planet wasn't in our solar system—it was ...

Astronomers using the James Webb Space Telescope (JWST) report finding silane – a silicon-hydrogen molecule – in a brown dwarf called the Accident. That simple molecule points to a long-missing piece ...

An exoplanet is what we call planets that exist outside of our own solar system. The first one was discovered in 1992, but as we get more powerful and precise telescopes and instruments, scientists ...

"This makes TOI-2267 the first binary system known to host transiting planets around both of its stars." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

Thirty years ago this week, two Swiss astronomers announced that they had spotted the first known planet orbiting a Sun-like star. The Nobel-winning discovery, later published in the pages of Nature, ...

Space scientists look back on 30 years of exoplanet discoveries — from rows of massive ‘super-Earths‘ to worlds with perfectly synchronized orbits. It was also the start of a whirlwind of discovery.

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Alpha Centauri is our nearest neighboring star system at just over four light years away and is made up of three stars. Stars A and B orbit each other while the closest and smallest star C orbits both ...