Panspermia is the hypothesis that life can survive the transfer between planetary bodies as a secondary path for life to get started on planets throughout a solar system. The discovery of extraterrestrial life on asteroids ...
An asteroid struck Mars 11 million years ago and sent pieces of the red planet hurtling through space. One of these chunks of Mars eventually crashed into the Earth somewhere near Purdue University and is one of the few meteorites ...
Planetary Sciences
Nov 13, 2024
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229
Planet Earth is parting company with an asteroid that's been tagging along as a "mini moon" for the past two months.
Space Exploration
Nov 25, 2024
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New Curtin University-led research has uncovered what may be the oldest direct evidence of ancient hot water activity on Mars, revealing the planet may have been habitable at some point in its past.
Astrobiology
Nov 22, 2024
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Trying to understand the makeup and evolution of the solar system's Kuiper belt has kept researchers busy since it was hypothesized soon after the discovery of Pluto in 1930. In particular, binary pairs of objects there are ...
An international team led by researchers in Japan and Europe has discovered a new multi-planet system around a sun-like star, including an ultra-short period planet with one of the highest densities ever measured. The findings, ...
Planetary Sciences
Nov 15, 2024
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A Chinese rover has found new evidence to support the theory that Mars was once home to a vast ocean, including tracing some ancient coastline where water may once have lapped, a study said Thursday.
Planetary Sciences
Nov 7, 2024
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81
NASA's Curiosity rover is preparing for the next leg of its journey, a months-long trek to a formation called the boxwork, a set of weblike patterns on Mars's surface that stretches for miles. It will soon leave behind Gediz ...
Astrobiology
Nov 18, 2024
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38
A team of astronomers has found that Venus has never been habitable, despite decades of speculation that our closest planetary neighbor was once much more like Earth than it is today.
Astrobiology
Dec 2, 2024
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137
When NASA's Voyager 2 spacecraft flew by Uranus in 1986, it provided scientists' first—and, so far, only—close glimpse of this strange, sideways-rotating outer planet. Alongside the discovery of new moons and rings, baffling ...
Planetary Sciences
Nov 11, 2024
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