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Latest Planetar Stories

Ultra-cool Brown Dwarf Helps Reveal Giant Planets
2012-05-11 02:57:58

An international team of astronomers led by David Pinfield of the University of Hertfordshire has found a brown dwarf that is more than 99% hydrogen and helium.

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2010-06-24 15:35:00

Astronomers have uncovered what appear to be 14 of the coldest stars known in our universe.

2009-08-28 08:43:00

GREENBELT, Md., Aug. 28 /PRNewswire-USNewswire/ -- The dust-filled disks where new planets may be forming around other stars occasionally take on some difficult-to-understand shapes.

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2009-04-20 07:51:25

An international team, led by astronomers at the University of Hertfordshire in the UK, have discovered one of the coolest sub-stellar bodies ever found outside our own solar system, orbiting the red dwarf star Wolf 940, some 40 light years from Earth.

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2009-02-12 15:34:22

Processes that laid the foundation for life on Earth -- star and planet formation and the production of complex organic molecules in interstellar space -- are yielding their secrets to astronomers armed with powerful new research tools, and even better tools soon will be available.

2008-01-21 09:23:24

Two old stars appear to be gearing up for a sec

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2007-04-17 17:43:13

Astronomers based at Jodrell Bank Observatory have found evidence that giant whirlpools form in the wake of stars as they move through clouds in interstellar space.

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2006-10-12 09:55:00

The 200 known planets that orbit other stars exhibit incredible variety. Among them are a handful of worlds that weigh between 5 and 15 times Earth. Astronomers believe these "super-Earths" are rocky iceballs rather than gas giants like Jupiter.

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2006-09-20 06:30:00

Scientists using NASA's Spitzer Space Telescope have discovered and directly imaged a small brown dwarf star, 50 times the mass of Jupiter, orbiting with a planet around a Sun-like star.

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2006-09-07 12:25:00

Astronomers using Hubble have photographed one of the smallest objects ever seen around a normal star beyond our Sun. Weighing in at 12 times the mass of Jupiter, the object is small enough to be a planet.


Word of the Day
saggar
  • A ceramic container used inside a fuel-fired kiln to protect pots from the flame.
The word 'saggar' may come from 'safeguard'.
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