Team of telescopes finds X-ray engine inside mysterious supernova10 January 2019 ESA’s high-energy space telescopes Integral and XMM-Newton have helped to find a source of powerful X-rays at the centre of an unprecedentedly bright and rapidly evolving stellar explosion that suddenly appeared in the sky earlier this year.
XMM-Newton captures final cries of star shredded by black hole09 January 2019 Astronomers using ESA's XMM-Newton space observatory have studied a black hole devouring a star and discovered an exceptionally bright and stable signal that allowed them to determine the black hole’s spin rate.
Gaia reveals how Sun-like stars turn solid after their demise09 January 2019 Data captured by ESA’s galaxy-mapping spacecraft Gaia has revealed for the first time how white dwarfs, the dead remnants of stars like our Sun, turn into solid spheres as the hot gas inside them cools down.
Mars Express gets festive: A winter wonderland on Mars20 December 2018
Mars Express gets festive: A winter wonderland on Mars20 December 2018 This image shows what appears to be a large patch of fresh, untrodden snow – a dream for any lover of the holiday season. However, it’s a little too distant for a last-minute winter getaway: this feature, known as Korolev crater, is found on Mars, and...
December comet brings back Rosetta memories14 December 2018
December comet brings back Rosetta memories14 December 2018 A special visitor is crossing the sky: Comet 46P/Wirtanen, sighted with telescopes and binoculars in recent weeks, is on the way to its closest approach to Earth this weekend, when it might become visible to the naked eye.
Rosetta witnesses birth of baby bow shock around comet12 December 2018
Rosetta witnesses birth of baby bow shock around comet12 December 2018 A new study reveals that, contrary to first impressions, Rosetta did detect signs of an infant bow shock at the comet it explored for two years – the first ever seen forming anywhere in the Solar System.