Weird floating crystals can stop stars ageing for billions of years
6 March 2024
Some white dwarfs seem to stop ageing for billions of years, and this may be due to the behaviour of unusual ice crystals that heat up the stars
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Premium
Famous supernova left a blazing hot neutron star at its centre
22 February 2024
Observations from the James Webb Space Telescope have revealed that a nearby supernova researchers have been watching since it exploded in 1987 left behind a hot neutron star
Tiny star found harbouring a huge planet that shouldn’t exist
30 November 2023
An enormous planet has been spotted orbiting a small star, and it could not have formed under either of our existing models of the birth of planets
Bits of an ancient planet called Theia may be buried in Earth’s mantle
1 November 2023
Two strange, high-density blobs buried more than a kilometre underground may have come from the ancient world Theia, which is thought to have slammed into Earth to create the moon
Astronomers spotted the highest energy light ever seen from a pulsar
5 October 2023
Gamma rays with energies upwards of 20 teraelectronvolts have been recorded from the Vela pulsar – 20 times higher than any other light ever seen from one of these odd stars
Europa’s underground ocean seems to have the carbon necessary for life
21 September 2023
Observations from the James Webb Space Telescope have shown carbon dioxide on the surface of Jupiter’s icy moon Europa – that’s a good sign for the habitability of its buried seas
Solar wind that blasts from sun may be driven by tiny plasma flares
24 August 2023
The source of the charged plasma that makes up the solar wind has long been debated, but new evidence suggests it could come from a barrage of tiny flares
Astronomers have spotted the biggest cosmic explosion ever seen
12 May 2023
The most powerful explosion ever seen seems to come from a supermassive black hole devouring a colossal cloud of gas, blasting out enormous amounts of energy as it eats
We've seen a star devouring a planet for the first time
3 May 2023
In a preview of what’s to come for Earth in about 5 billion years, astronomers have spotted a sun-like star gobbling up a planet and belching out a blast of light and energy
Ghost catfish get their rainbow iridescence from transparent muscles
13 March 2023
Most iridescent fish shine because of structures in their scales or skin, but the transparent ghost catfish gets its shine from prism-like structures in its muscle fibres
