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Latest Definition of planet Stories

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2005-11-29 15:45:00

Astronomers using NASA's Spitzer Space Telescope have discovered a remarkably small brown dwarf surrounded by a dusty disk. The brown dwarf contains only about 8 times the mass of Jupiter.

2005-10-02 11:51:59

By Deborah Zabarenko WASHINGTON (Reuters) - Xena, the possible 10th planet in our solar system, has its own moon, a dim little satellite called Gabrielle, its discoverers reported.

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2005-10-02 00:55:00

The astronomers who claim to have discovered the 10th planet in the solar system have another intriguing announcement: It has a moon. The moon discovery is important because it can help scientists determine the new planet's mass.

2005-08-01 08:01:18

By Gina Keating LOS ANGELES (Reuters) - A California astronomer has discovered what he believes is the 10th planet in our solar system, a group of NASA-funded researchers said on Friday.

2005-07-29 20:50:35

By Gina Keating LOS ANGELES (Reuters) - A California astronomer has discovered what he believes is the 10th planet in our solar system, a group of NASA-funded researchers said on Friday.

2005-07-14 12:27:22

CAPE CANAVERAL, Fla. (Reuters) - In a scenario out of "Star Wars," astronomers have detected a planet outside our solar system with not one, but three suns, a finding that challenges astronomers' theories of planetary formation.

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2005-04-05 19:20:00

When the distant planetoid Sedna was discovered on the outer edges of our solar system, it posed a puzzle to scientists. Sedna appeared to be spinning very slowly compared to most solar system objects, completing one rotation every 20 days.

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2005-02-15 07:40:00

A new theory of how planets form finds havens of stability amid violent turbulence in the swirling gas that surrounds a young star. These protected areas are where planets can begin to form without being destroyed. The theory will be published in the February issue of the journal Icarus.

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2004-12-02 00:40:00

Cosmic treasures lay hidden in the vast realm of outer space. Among the most highly prized of those treasures are planets that formed around other stars. Astronomers have just gained an important clue to guide their hunt for extrasolar worlds. And that clue points to the unlikeliest of places - our own backyard.


Word of the Day
swell-mobsman
  • A member of the swell-mob; a genteelly clad pickpocket. Sometimes mobsman.
Use of the word 'swell-mobsman' dates at least to the early 1800s.