Debris Disk
Did An Ancient Icy Impactor Create the Martian Moons?
The Martian moons Phobos and Deimos are oddballs. While other Solar System moons are round, Mars' moons are misshapen and…
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…
Astronomers See the Wreckage Where Planets Crashed Into Each Other in a Distant Star System
Our Solar System was born in chaos. Collisions shaped and built the Earth and the other planets, and even delivered…
Planet Found in the Habitable Zone of a White Dwarf
Most stars will end their lives as white dwarfs. White dwarfs are the remnant cores of once-luminous stars like our…
Hubble Spots “Impossible” Debris Disk Around a Black Hole
Using the Hubble Space Telescope, a team of astronomers recently observed a bright disk around a black hole that defies…
Astronomers Observe the Rotating Accretion Disk Around the Supermassive Black Hole in M77
A team of Japanese astronomers conducted the first detailed observation of a dust and gas torus surrounding a supermassive black…
Finally, the Missing Link in Planetary Formation!
A new study by an international team of scientists may be the "missing link" in our understanding of how planets…
Two Comet Groups Discovered Around Beta Pictoris
Between the years 2003 and 2011, the High Accuracy Radial velocity Planet Searcher - better known as HARPS - made…