Extrasolar Planets
Diamond Worlds Could Exist
The inner planets in our solar system are largely made of rock, which are formed from silicon. But in a…
Smallest Extrasolar Planet Found
Astronomers from Penn State and Caltech have found the smallest extrasolar planet yet, orbiting a pulsar 1,500 light-years away. The…
Hubble Could Be Seeing a Planet
The Hubble Space Telescope is helping to confirm the potential discovery of an extrasolar planet; the companion of a dim…
Spitzer Sees the Aftermath of a Planetary Collision
NASA's Spitzer Space Telescope has found a dusty ring of material orbiting nearby Vega which was probably the result of…
Planetary Systems Seen Forming
Both Hubble and the Spitzer Space Telescope have provided astronomers with a view of planetary systems forming around other stars…
Ingredients are There to Make Rocky Planets
Protoplanetary discs surrounding new stars seem to have the building blocks for rocky planets right from the start, according to…
Baby Planet Puzzles Astronomers
In June, researchers from the University of Rochester discovered a planet around a star so young that it shouldn't exist…
First Direct Image of An Exoplanet?
A team of European and US astronomers think they've taken the first direct image of a planet orbiting another star…
New Class of Planets Found
Astronomers announced today that they have discovered a new class of extrasolar planets which are between 10 and 20 times…
Smallest Extrasolar Planet Found
A team of European astronomers have used the European Southern Observatory's HARPS Instrument to find the smallest extrasolar planet ever…