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Bright Venus Shines And...

This morning, as I walked out of home headed to work, the sky was clear and still dark. As I looked up, I immediately noticed the bright light of Venus above the houses of Venice. Have you ever watched Venus on a clear morning sky ? It is a marvelous si ...

Article - Tommaso Dorigo - Jan 26 2011 - 5:05pm - 0 attachments

HR 8799 Planetary System Gets A Fourth Planet - And Starts To Look Like Our Solar System

... Our four giant planets are Jupiter, Saturn, Uranus and Neptune.  Like our solar system, HR 8799 also contains two 'debris belts' ... the orbits of Mars and Jupiter and the Kuiper Belt, beyond Neptune's orbit. The mass of the HR 8799 planetary system is much greater ...

Article - News Staff - Dec 8 2010 - 8:23pm - 0 attachments

HR 8799 - First Images Of Newly-Discovered Multi-Planet Solar System

... Kuiper belt of our solar system (just beyond the orbit of Neptune at 30 times Earth-sun distance). "HR8799's dust disk stands out as ...

Article - News Staff - Dec 8 2010 - 5:13pm - 0 attachments

Why Does Saturn Radiate Twice The Energy It Absorbs From The Sun?

Saturn emitted less energy each year from 2005 to 2009, according to observations by NASA's Cassini spacecraft, but Saturn's southern hemisphere consistently emitted more energy than its northern one and those energy levels changed with the seasons. Th ...

Article - News Staff - Nov 10 2010 - 1:17pm - 0 attachments

Watch The Live Dissertation Defense About Citizen Sky

... object orbits at about the equivalent distance of Neptune from the Sun. Discovered in 1821 by Johann Fritsch, the system ...

Article - Matthew T. Dearing - Oct 26 2010 - 9:38pm - 0 attachments

Photo Upload Oct 19 2010 23:39

... originate in the Kuiper belt – debris orbiting beyond Neptune and Pluto. Long-period ones originate in the Oort cloud, orbiting the ...

Photo - Ghazali Sanusi - Oct 19 2010 - 11:39pm - 0 attachments

Neptune: Don't Blame Me For The Kuiper Belt

New research is challenging the belief that the planet Neptune knocked a collection of planetoids known as the Cold Classical Kuiper ... by any interaction with the giant planet. Neptune in relation to Kuiper belt with Trans-Neptunian object 2008 KV42 for ...

Article - News Staff - Oct 6 2010 - 11:03am - 0 attachments

Petermann Ice Island - Now There Are Two

... of properties of other chemical elements.  The planet Neptune was discovered in 1846 when astronomers searched for a planet in a ...

Article - Patrick Lockerby - Sep 11 2010 - 2:06am - 0 attachments

Astronomers Take A Second Look At Triton's Atmosphere

... that summer is in full swing in the southern hemisphere of Neptune's largest moon Triton. "We have found real evidence that the Sun ... the icy atmosphere as the season progresses during Neptune's 165-year orbit around the Sun. A season on Triton lasts a little over ...

Article - News Staff - Sep 8 2010 - 7:06pm - 0 attachments

GJ 758 B - A Giant Planet Or Would-Be Sun?

... central star is roughly the same as the distance between Neptune and the Sun. The overall dimensions of the orbit of GJ 758 B can ... Thalmann) The most remote planet of our solar system, Neptune, receives only about 1/900 of the sunlight which reaches Earth, and has ...

Article - News Staff - Sep 8 2010 - 6:58pm - 0 attachments