Asteroids
Hubble Has Accidentally Discovered Over a Thousand Asteroids
The venerable Hubble Space Telescope is like a gift that keeps on giving. Not only is it still making astronomical…
The Giant Planets Migrated Between 60-100 Million Years After the Solar System Formed
Untangling what happened in our Solar System tens or hundreds of millions of years ago is challenging. Millions of objects…
What Happens to Solar Systems When Stars Become White Dwarfs?
In a couple billion years, our Sun will be unrecognizable. It will swell up and become a red giant, then…
A 790,000 Year-Old Asteroid Impact Could Explain Seafloor Spherules
Researchers recently collected 850 millimeter-sized spherules from the seafloor near Papua New Guinea. They believed they were caused by an…
Water Found on the Surface of an Asteroid
Our Solar System is a collection of objects from planets and moons to comets and asteroids. It's thought there are…
Webb Directly Images Two Planets Orbiting White Dwarfs
In several billion years, our Sun will become a white dwarf. What will happen to Jupiter and Saturn when the…
Some of the Moon's Craters are From Interstellar Impacts. Can We Tell Which?
By discovering two interstellar objects (ISOs), we know that asteroids and comets from other star systems pass through the Solar…
ESA’s Hera Mission is Bringing Two Cubesats Along. They’ll Be Landing on Dimorphos
In about one year from now, the European Space Agency will launch its Hera mission. Its destination is the asteroid…
A Huge New Gaia Data Release: More Stars, Gravitational Lenses and Asteroids
The ESA's Gaia mission is releasing a new tranche of astronomical data. The mission has released three regular, massive hauls…
The OSIRIS-REx Capsule Has Landed! Asteroid Samples Returned!
The samples obtained by NASA's OSIRIS-REx of the asteroid Bennu landed this morning and will be analyzed shortly!