Astrophysicists have long theorized that there should be planets out there that are, in size, somewhere between Earth and ...

Engaging articles, breathtaking images and expert knowledge Issues delivered straight to your door What would happen if Earth ...

Scientists believe that two asteroids might be fragments of long-lost "planetary embryos" from the early solar system.

Earliest inner solar system planetesimals shaped the inventory of moderately volatile elements in terrestrial planets.

An ambitious, multinational research project co-led by the University at Buffalo has demonstrated that Earth's biodiversity ...

It comes after conspiracy theorists in 2019 said they had found alien faces, skulls and primitive cravings in photos of the red planet, but these claims were not backed up by scientific evidence.

Here are some of this month’s highlights. As we discussed last month, late January and early February will provide a stage for a Planet Parade, with six planets lining up in the night sky.

While the asteroid never posed a threat to our planet, it did intrigue astronomers ... 7 by astronomers using the NASA-funded Asteroid Terrestrial-impact Last Alert System, or ATLAS.

"K2-22b has an asymmetric transit profile, as the planet's dusty cloud of effluents comes into view in front of the star, showing evidence of extended tails like a comet." "It's a remarkable and ...

Until that happens, the best the universe can offer is aligning planets, we’re afraid – but it’s still pretty exciting. For a few brief evenings around February 28, every planet in our solar ...