Hot Jupiters were once cosmic oddities, but unraveling how they moved so close to their stars has remained a stubborn mystery ...

The giant planets weren't always where we find them today. Jupiter, Saturn, Uranus and Neptune formed in a more compact ...

Scientists using NASA's James Webb Space Telescope have observed a rare type of exoplanet, or planet outside our solar system ...

Outer space never fails to remind us just how much we don't know. Astronomers have uncovered a lemon-shaped planet that ...

Planetary scientist Tom Van Flandern argued that the solar system did not form the way it was taught in schools. He believed ...

Scientists using the James Webb telescope observed a distant exoplanet with an atmosphere of soot and diamonds, challenging all explanations.

However, the mechanism that has been thought to explain how that stardust disperses has now been shown to be flawed, and the team that made the discovery doesn’t have a coherent alternative to offer ...

James Webb finds a hot planet that is tidally locked with its parent star, is coated with a thick atmosphere of volatile chemicals.

What looked like a mysterious exoplanet was actually the sparkling debris from a violent collision between massive space rocks.

Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such ...

An ancient asteroid older than Earth itself has reignited debate over whether life began in space. NASA's Bennu discovery ...

The Atlantic hurricane season produced a normal number of storms, compared to more frequent storms in recent years. But the storms that did form were huge.