Space
A planet the size of Saturn could orbit the nearest sun-like star
The James Webb Space Telescope has detected a possible gas giant the size of Saturn in the stellar system nearest our own
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Space
Astronomers found a completely new type of plasma wave near Jupiter
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Space
Meteorite causes rethink of how and when our solar system formed
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Space
Was Planet Nine exiled from the solar system as a baby?
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Space
New dwarf planet spotted at the edge of the solar system
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Space
Risk of a star destroying the solar system is higher than expected
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Space
How long is a day on Uranus? Slightly longer than we thought, it seems
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Space
We’ve spotted auroras on Neptune for the first time
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Chemistry
Water can turn into a superacid that makes diamonds
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Space
Most quakes on Mars happen during the summer – and we don’t know why
NASA’s InSight lander recorded surprisingly large quakes that indicate Mars is more seismically active than we first thought. Mysteriously, they only happen during Martian summers
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Space
How to tell a planet from a star – and one planet from another
Regulars
Space
How to see every planet in the solar system at once this week
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Space
How to see all the solar system’s planets in the night sky at once
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Space
The physicist on a mission to understand Mercury’s epic solar storms
Features