Before the Earth and other planets formed, the young sun was still surrounded by cosmic gas and dust. Over the millennia, rock fragments of various sizes formed from the dust. Many of these became building blocks for the ...
Astronomy
May 24, 2022
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349
(Phys.org)—A trio of researchers is suggesting that a meteorite retrieved from the surface of a frozen lake in Canada may have come from the Kuiper belt—which if true, would be the first to be so identified. In their ...
A small asteroid has been caught in the process of spinning so fast it's throwing off material, according to new data from NASA's Hubble Space Telescope and other observatories.
Space Exploration
Mar 28, 2019
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401
(Phys.org) —Astronomers are announcing today the discovery of two unusual objects in comet-like orbits that originate in the Oort cloud but with almost no activity, giving scientists a first look at their surfaces. These ...
Space Exploration
Nov 11, 2014
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0
(PhysOrg.com) -- A new video from NASA's Dawn spacecraft takes us on a flyover journey above the surface of the giant asteroid Vesta.
Space Exploration
Sep 16, 2011
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An international team of scientists is challenging our understanding of a part of Earth's history by looking at the Moon, the most complete and accessible chronicle of the asteroid collisions that carved our solar system.
Space Exploration
Jan 17, 2019
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333
We have now discovered 30,039 near-Earth asteroids in the solar system—rocky bodies orbiting the sun on a path that brings them close to Earth's orbit. The majority of these were discovered in the last decade, showing how ...
Astronomy
Oct 13, 2022
0
68
Imagine you're a Brontosaurus with your face in a prehistoric tree top, munching on fresh leaves. Your relatives have ruled planet Earth for more than 150 million years. Huge and strong, you feel invincible.
Space Exploration
Mar 29, 2010
10
0
A NASA spacecraft called Dawn is about to become the first mission to orbit a dwarf planet when it slips into orbit Friday around Ceres, the most massive body in the asteroid belt.
Space Exploration
Mar 4, 2015
0
1581
French novelist Jules Verne delighted 19th-century readers with the tantalizing notion that a journey to the center of the Earth was actually plausible.
Space Exploration
Aug 18, 2023
0
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