Spotlight on Antarctica21 January 2019
Spotlight on Antarctica21 January 2019 This ethereal image was taken by Daniel Michalik, currently a research fellow at ESA. It was shortlisted as a finalist in the Royal Society photography competition in 2017, and went on to become the overall winner in the ‘Astronomy’ cat...
Seeing Titan with infrared eyes14 January 2019
Seeing Titan with infrared eyes14 January 2019 Saturn’s moon Titan is enveloped in a thick atmosphere, but through the infrared eyes of the international Cassini mission, the moon’s myriad surface features are revealed in this exquisite global mosaic.
XMM-Newton captures final cries of star shredded by black hole10 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.
The sharpest view ever of the Triangulum Galaxy09 January 2019
The sharpest view ever of the Triangulum Galaxy09 January 2019 This gigantic image of the Triangulum Galaxy — also known as Messier 33 — is a composite of about 54 different pointings with Hubble’s Advanced Camera for Surveys. With a staggering size of 34 372 times 19 345 pixels, it is the second-largest image ev...
Multi-wavelength view of a supernova remnant09 January 2019
Multi-wavelength view of a supernova remnant09 January 2019 New Year’s Eve may be past, but we are not done with fireworks just yet. This image, which includes data from ESA’s Herschel Space Observatory, shows the remnants of an explosion – not of the colourful type ignited during celebrations, but of the stel...