Major smashups between rocky bodies shaped our solar system. Observations of a similar crash give clues about how frequent these events are around other stars.
Astronomy
Mar 18, 2022
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In the early solar system, terrestrial planets like Mercury, Venus, Earth and Mars are thought to have formed from planetesimals, small early planets. These early planets grew over time, through collisions and mergers, to ...
Astronomy
Sep 1, 2021
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There's no map showing all the billions of exoplanets hiding in our galaxy—they're so distant and faint compared to their stars, it's hard to find them. Now, astronomers hunting for new worlds have established a possible ...
Astronomy
Oct 11, 2017
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The solar system could be thrown into disaster when the sun dies if the mysterious 'Planet Nine' exists, according to research from the University of Warwick.
Astronomy
Aug 30, 2016
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A "streaky" meteor shower will be at its best before dawn on Monday, November 17, according to the editors of StarDate magazine. Unfortunately, this won't be one of its better years, as the partially illuminated Moon will ...
Space Exploration
Nov 14, 2014
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Stargazers will be treated to a spectacular fireball show early next week when Earth hits a belt of comet debris known as the Perseids, astronomers say.
Space Exploration
Aug 9, 2013
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If one looks only for the shiniest pennies in the fountain, chances are one misses most of the coins because they shimmer less brightly. This, in a nutshell, is the conundrum astronomers face when searching for Earth-like ...
Astronomy
Jun 6, 2013
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(Phys.org) —The NASA/ESA Hubble Space Telescope has found signs of Earth-like planets in an unlikely place: the atmospheres of a pair of burnt-out stars in a nearby star cluster. The white dwarf stars are being polluted ...
Astronomy
May 9, 2013
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(Phys.org) —Giant landslides, lava flows and tectonic forces are behind this dynamic scene captured recently by ESA's Mars Express of a region scarred by the Solar System's largest volcano, Olympus Mons.
Space Exploration
May 3, 2013
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(Phys.org) —Dramatic underground explosions, perhaps involving ice, are responsible for the pits inside these two large martian impact craters, imaged by ESA's Mars Express on 4 January.
Space Exploration
Apr 12, 2013
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