,We all used to think there were nine planets. But in 2006, the solar system was left with only eight planets, when Pluto was no longer classified as such. But is it still possible there is a planet out there beyond Neptune—possibly ...
Astronomy
Jun 15, 2023
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Using multiple telescopes, astronomers have detected two new magnetic cataclysmic variable systems of the polar subclass and determined their fundamental properties. The finding, which could help us better understand the ...
Pluto's status as a "dwarf planet" is once again stirring debate. This comes as some planetary scientists are trying to have Pluto reclassified as a planet – a wish that's not likely to come true.
Space Exploration
Mar 20, 2017
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29
Earth and Mars were formed from material that largely originated in the inner solar system; only a few percent of the building blocks of these two planets originated beyond Jupiter's orbit. A group of researchers led by the ...
Planetary Sciences
Dec 23, 2021
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European astronomers using the James Webb Space Telescope have detected a previously unknown asteroid about the size of Rome's Colosseum in the main asteroid belt between Mars and Jupiter.
Space Exploration
Feb 11, 2023
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On 31 March 2017, Jupiter's moon Europa passed in front of a background star—a rare event that was captured for the first time by ground-based telescopes thanks to data provided by ESA's Gaia spacecraft.
Astronomy
Jul 25, 2019
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547
The University of Surrey and Space Power are tackling the problem of powering satellites in Low Earth Orbit (LEO) during their eclipse period when they cannot see the sun. By collaborating on a space infrastructure project, ...
Space Exploration
Jan 28, 2022
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68
Yale astronomers have taken a new, close-up image of the interstellar comet 2l/Borisov.
Space Exploration
Nov 27, 2019
1
178
An analysis of the approximately 4.6-billion-year-old meteorite Erg Chech 002, discovered in 2020 in the Erg Chech region of the Sahara Desert in Algeria, is presented in Nature Communications.
Planetary Sciences
Sep 3, 2023
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50
Stars that pass by our solar system have altered the long-term orbital evolution of planets, including Earth, and, by extension, modified our climate.
Astrobiology
Feb 14, 2024
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