Gravitational Lensing
Distant Invisible Galaxy Could be Made Up Entirely of Dark Matter
[/caption] Astronomers can’t see it but they know it’s out there from the distortions caused by its gravity. That statement…
Microlensing Study Says Every Star in the Milky Way has Planets
[/caption] How common are planets in the Milky Way? A new study using gravitational microlensing suggests that every star in…
Quadruply Lensed Dwarf Galaxy 12.8 Billion Light Years Away
[/caption] Gravitational lensing is a powerful tool for astronomers that allows them to explore distant galaxies in far more detail…
A Magnified Supernova
[/caption] Supernovae are among astronomers most important tools for exploring the history of the universe. Their frequency allows us to…
Hubble Provides Most Detailed Dark Matter Map Yet
[/caption] Using Hubble's Advanced Camera for Surveys, astronomers have been able to chart invisible dark matter in a distant galaxy,…
Herschel Provides Gravitational Lens Bonanza
[/caption]One of the predictions of Einstein's predictions from general relativity was that gravity could distort space itself and potentially, act…
First Quasar Gravitational Lens Discovered (w/video)
[/caption] Gravitation lensing - a phenomenon that falls out of Einstein's theory of general relativity - has been observed numerous…
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…
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,…