Astronomy & Space news

How massive can black holes get?

Without the light pressure from nuclear fusion to hold back the mass of the star, the outer layers compress inward in an instant. The star dies, exploding violently as a supernova.

dateAug 11, 2015 in Astronomy
shares62 comments 6

Don't panic, but the universe is slowly dying

We know that our universe has already lived through great number of exciting phases. But new research released overnight shows the universe has long passed its peak and is slowly but surely dying.

dateAug 11, 2015 in Astronomy
shares226 comments 3

Comet's firework display ahead of perihelion

In the approach to perihelion over the past few weeks, Rosetta has been witnessing growing activity from Comet 67P/Churyumov–Gerasimenko, with one dramatic outburst event proving so powerful that it even pushed away the ...

dateAug 11, 2015 in Space Exploration
shares25 comments 0

67P/Churyumov–Gerasimenko, then and now

What a difference a year can make. Rosetta arrived at Comet 67P/Churyumov–Gerasimenko on 6 August 2014, achieving rendezvous at a distance of 100 km before moving even closer to the nucleus in the following weeks. The image ...

dateAug 11, 2015 in Space Exploration
shares17 comments 0