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Latest Geoffrey Marcy Stories

Alien Worlds: How Common Are Habitable Planets?
2013-11-05 02:51:36

[ Watch the Video: Earth May Not Be So Unique After All ] redOrbit Staff & Wire Reports - Your Universe Online New statistical analysis of data obtained by NASA’s now-retired Kepler spacecraft has revealed that one out of every five sun-like stars have at least one Earth-sized planet in the habitable zone. “What this means is, when you look up at the thousands of stars in the night sky, the nearest sun-like star with an Earth-size planet in its habitable zone is probably only...

Uwingu Website Invites Public To Help Name Distant Planets
2013-02-27 19:18:19

Alan McStravick for redOrbit.com — Your Universe Online Have you ever looked out into the heavens and a perfect name for an as-yet-unnamed planet just popped into your head? Until today, chances are, unless you were close personal friends or family of an astronomy professional, that name would sit idly in your own mind. Thanks in no small part to a team of leading astronomers, planetary scientists, former space program executives and educators; a new space website called Uwingu...

Dyson Sphere Research Gets Grants
2012-10-06 09:25:35

redOrbit Staff & Wire Reports — Your Universe Online Their projects might sound like the stuff of science fiction, but a pair of University of California, Berkeley scientists have been awarded grants to aid in their study of advanced extraterrestrial civilizations and alternate universes, the school announced on Friday. Astronomer Geoff Marcy, who intends to review information from the Kepler Space Telescope in the hopes that he can find evidence of otherworldly beings capable...

2010-11-02 08:07:14

(Ivanhoe Newswire)-- NASA won't have to look too far to find Earth-size planets. UC Berkeley astronomers Andrew Howard and Geoffrey Marcy observed 166 stars within 80 light years of Earth with the powerful Keck telescope for five years and found increasing numbers of smaller planets, down to the smallest size detectable today "“ planets called super-Earths, about three times the mass of Earth. "Of about 100 typical sun-like stars, one or two have planets the size of Jupiter, roughly six...

2005-06-13 15:09:11

Arlington, Va. - The world's preeminent planet hunters have discovered the most Earth-like extrasolar planet yet: a possibly rocky world about 7.5 times as massive as the Earth. This hot "super-Earth," just 15 light years away, travels in a nearly circular orbit only 2 million miles from its parent star, Gliese 876, and has a radius about twice that of Earth. All the nearly 150 extrasolar planets discovered to date that are orbiting normal stars have been larger than Uranus, an ice giant...


Word of the Day
bibliopole
  • A bookseller; now, especially, a dealer in rare and curious books.
This word comes from a Greek phrase meaning 'book seller.'
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