WISPIT 2b is a massive gas giant about five times the mass of Jupiter and approximately 5 million years old, almost 1,000 times younger than Earth.

Forty-three years ago, in March 1982, humanity received its last direct visual postcard from the surface of Venus.

Mercury is tiny, barely bigger than the Moon. Its metallic core makes up 70% of the planet’s mass, vastly exceeding Earth’s ...

For decades, Uranus baffled scientists because it seemed to have no internal heat. Now, new computer modeling shows the ...

China's Three Gorges Dam has effectively changed Earth's axis by nearly an inch since it was built nearly 18 years ago, ...

Astronomers using the James Webb Space Telescope are unraveling the mysteries of TRAPPIST-1e, an Earth-sized exoplanet 40 ...

New data from the International Gemini Observatory revealed the object has grown in its estimated size, with it now weighing ...

SpaceX’s Elon Musk says he will rocket Optimus bots on the first Starships sent to Mars, but a leading robotics scholar ...

Cosmic dust, it turns out, isn’t made of miniature rocks. It’s fluff. A comprehensive analysis of data from space missions, ...

The Manhattan-sized interstellar object 3I/ATLAS will buzz past Mars this week — making its closest pass to any planet on its ...

NASA is inviting the public to take part in 36 “citizen science” projects that let volunteers contribute to real scientific ...

The aurora borealis is a spectacle of space weather, but solar flares and coronal mass ejections have far more Earthly ...