Search results for main belt
Scientists Find Asteroids Are Missing, and Possibly Why
Space & Earth / Space Exploration
Feb 25, 2009 |
4.2 / 5 (20) |
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(PhysOrg.com) -- The patterns of missing asteroids are like the footprints of wandering giant planets preserved in the asteroid belt.
Looking for New Light
Jun 19, 2008 |
4.8 / 5 (8) |
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In many ways, astronomers are in the dark about asteroids. In the dark depths of the Kuiper Asteroid Belt beyond Neptune's orbit, and even in the nearby Main Belt between Jupiter and Mars, most asteroids are too small to ...
Primitive asteroids in the main asteroid belt may have formed far from the sun (w/ Video)
Space & Earth / Space Exploration
Jul 15, 2009 |
4.8 / 5 (9) |
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Many of the objects found today in the asteroid belt located between the orbits of Mars and Jupiter may have formed in the outermost reaches of the solar system, according to an international team of astronomers ...
Researchers make rare meteorite find using new camera network in Australian desert
Space & Earth / Space Exploration
Sep 17, 2009 |
4.7 / 5 (19) |
4
(PhysOrg.com) -- Researchers have discovered an unusual kind of meteorite in the Western Australian desert and have uncovered where in the Solar System it came from, in a very rare finding published today ...
New Transient Radiation Belt Discovered at Saturn
Space & Earth / Space Exploration
Sep 14, 2009 |
5 / 5 (4) |
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Scientists using the Cassini spacecraft's Magnetospheric Imaging instrument (MIMI) have detected a new, temporary radiation belt at Saturn, located around the orbit of its moon Dione at about 377 000 km ...
MIT solves puzzle of meteorite-asteroid link: New analysis makes it possible to 'know our enemy'
Space & Earth / Space Exploration
Aug 13, 2008 |
4.6 / 5 (20) |
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(PhysOrg.com) -- For the last few years, astronomers have faced a puzzle: The vast majority of asteroids that come near the Earth are of a type that matches only a tiny fraction of the meteorites that most frequently hit ...
Unusual meteorite found by time-lapse camera observatory
Space & Earth / Space Exploration
Nov 05, 2009 |
4.3 / 5 (15) |
3
(PhysOrg.com) -- An unusual meteorite with an interesting orbit has been tracked to the ground using a photographic observatory that records time-lapse images of fireballs traveling across the sky.
Powerful New Technique to Measure Asteroids' Sizes and Shapes
Feb 04, 2009 |
4.6 / 5 (5) |
3
A team of French and Italian astronomers have devised a new method for measuring the size and shape of asteroids that are too small or too far away for traditional techniques, increasing the number of asteroids ...
Arecibo Observatory astronomers discover first near-Earth triple asteroid just 7 million miles away
Feb 14, 2008 |
4.8 / 5 (12) |
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Once considered just your average single asteroid, 2001 SN263 has now been revealed as the first near-Earth triple asteroid ever found. The asteroid -- with three bodies orbiting each other -- was discovered ...
Discovery of the source of the most common meteorites
Jul 10, 2008 |
4.1 / 5 (26) |
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Astronomy & Astrophysics is publishing the first discovery by T. Mothé-Diniz (Brazil) and D. Nesvorný (USA) of asteroids with a spectrum similar to that of ordinary chondrites, the meteoritic material that m ...
Spot discovered on dwarf planet Haumea shows up red and rich with organics
Sep 16, 2009 |
4.4 / 5 (16) |
2
A dark red area discovered on dwarf planet Haumea appears to be richer in minerals and organic compounds than the surrounding icy surface. The discovery will be presented at the European Planetary Science ...
Breakup event in the main asteroid belt likely caused dinosaur extinction 65 million years ago
Space & Earth / Space Exploration
Sep 05, 2007 |
4.6 / 5 (151) |
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The impactor believed to have wiped out the dinosaurs and other life forms on Earth some 65 million years ago has been traced back to a breakup event in the main asteroid belt.
Kuiper Belt Moons Are Starting to Seem Typical
Jan 11, 2006 |
4.8 / 5 (5) |
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In the not-too-distant past, the planet Pluto was thought to be an odd bird in the outer reaches of the solar system because it has a moon, Charon, that was formed much like Earth's own moon was formed. But Pluto is getting ...
NASA Statement on Student Asteroid Calculations
Space & Earth / Space Exploration
Apr 17, 2008 |
4 / 5 (11) |
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The Near-Earth Object Program Office at NASA's Jet Propulsion Laboratory in Pasadena, Calif., has not changed its current estimates for the very low probability (1 in 45,000) of an Earth impact by the asteroid ...
Model Reveals How Plasma from Superstorms Affects Near-Earth Space
Space & Earth / Earth Sciences
May 29, 2008 |
4.1 / 5 (10) |
1
NASA scientists have uncovered new details about how plasma from superstorms interact with Earth’s magnetosphere.
