(PhysOrg.com) -- NASA's Spitzer Space Telescope has detected signs of icy bodies raining down in an alien solar system. The downpour resembles our own solar system several billion years ago during a period known as the "Late ...
Astronomy
Oct 20, 2011
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(PhysOrg.com) -- Two papers in this week's issue of Science report the first oxygen and nitrogen isotopic measurements of the Sun, demonstrating that they are verydifferent from the same elements on Earth. These results ...
Space Exploration
Jun 23, 2011
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Scientists in Australia's vast Outback on Monday recovered a capsule that they hope contains the first piece of asteroid ever brought to Earth -- perhaps offering a glimpse into ancient space history.
Space Exploration
Jun 14, 2010
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Jupiter has gotten whacked again.
Astronomy
Jun 4, 2010
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A study led by Western astrobiologist Catherine Neish shows the subsurface ocean of Titan—the largest moon of Saturn—is most likely a non-habitable environment, meaning any hope of finding life in the icy world is dead ...
Astrobiology
Feb 14, 2024
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The unique two thin rings around the Centaur Chariklo could be shaped by an even smaller satellite. Chariklo is a Centaur, which are small bodies similar to asteroids in size but to comets in composition, that revolve around ...
Astronomy
Feb 6, 2024
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113
Micrometeorites originating from icy celestial bodies in the outer solar system may be responsible for transporting nitrogen to the near-Earth region in the early days of our solar system. That discovery was published in ...
Planetary Sciences
Dec 1, 2023
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172
Observations during a stellar occultation detected the presence of evolving material orbiting around Centaur (2060) Chiron, rather than a two-ring system interpretation, according to a paper by Planetary Science Institute ...
Astronomy
Nov 29, 2023
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It's a world like no other: a metal-rich asteroid that could be the remnants of a small planet, or perhaps an entirely new type of celestial body unknown to science.
Space Exploration
Oct 12, 2023
5
325
A pair of theoretical physicists are reporting that the same observations inspiring the hunt for a ninth planet might instead be evidence within the solar system of a modified law of gravity originally developed to understand ...
Astronomy
Oct 5, 2023
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