Gravitational Lensing
Hubble Confirms Cosmic Acceleration with Weak Lensing
[/caption] Need more evidence that the expansion of the Universe is accelerating? Just look to the Hubble Space Telescope. An…
Galaxies in Early Universe Experienced “Growth Spurt”
[/caption] Looking back in time – and through a gravitational lens – astronomers found evidence that galaxies in the early…
This is Getting Boring: General Relativity Passes Yet another Big Test!
[/caption] Published in 1915, Einstein's theory of general relativity (GR) passed its first big test just a few years later,…
Using Gravitational Lensing to Measure Age and Size of Universe
[/caption] Handy little tool, this gravitational lensing! Astronomers have used it to measure the shape of stars, look for exoplanets,…
Dark Matter in Distant Galaxy Groups Mapped for the First Time
[/caption] Galaxy density in the Cosmic Evolution Survey (COSMOS) field, with colors representing the redshift of the galaxies, ranging from…
A Table-Top Test of General Relativity?
[/caption] Even Albert Einstein might have been impressed. His theory of general relativity, which describes how the gravity of a…
First Extra-Galactic Planet May Have Been Detected
[/caption] Using a technique called Pixel-lensing, a group of astronomers in Italy may have detected a planet orbiting another star.…
Oldest and Most Distant Water in the Universe Detected
[/caption] Astronomers have found the most distant signs of water in the Universe to date. The water vapor is thought…
Water ‘Way Out There
[/caption] A long time ago in a galaxy far, far away there was water. Astronomers have found tell-tale signatures of…
‘Cosmic Eye’ Helps Focus on Distant Galaxy’s Formation
[/caption] Using gravitational lensing, astronomers have been able to see a young star-forming galaxy in the distant universe as it…