Clocking Neptune's spin

(PhysOrg.com) -- By tracking atmospheric features on Neptune, a UA planetary scientist has accurately determined the planet's rotation, a feat that had not been previously achieved for any of the gas planets in our solar ...

New planets feature young star and twin Neptunes

(PhysOrg.com) -- An international team, including Oxford University scientists, has discovered ten new planets. Amongst them is one orbiting a star perhaps only a few tens of million years old, twin Neptune-sized planets, ...

Solar system 'Outback' explored with new telescope

In the outer reaches of our solar system lies a mysterious region far more remote and difficult to explore than the Australian outback. It remains the only part of our solar system not visited by spacecraft. Called the Kuiper ...

Fantastic Voyage

By travelling to the outer solar system, the two Voyager spacecraft allowed us to see amazing details of far-distant planets and moons.

Team finds smallest transiting extrasolar planet ever

The CoRoT satellite has discovered a planet only twice as large as the Earth orbiting a star slightly smaller than the Sun. It is the smallest extrasolar planet (planet outside our solar system) whose radius has ever been ...

Transit Search Finds Super-Neptune

(PhysOrg.com) -- Astronomers at the Harvard-Smithsonian Center for Astrophysics have discovered a planet somewhat larger and more massive than Neptune orbiting a star 120 light-years from Earth. While Neptune has a diameter ...

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