Gravitational Lensing
Early Galaxy Found from the Cosmic ‘Dark Ages’
In the big image at left, the many galaxies of a massive cluster called MACS J1149+2223 dominate the scene. Gravitational…
Effects of Einstein’s Elusive Gravitational Waves Observed
Two white dwarfs similar to those in the system SDSS J065133.338+284423.37 spiral together in this illustration from NASA. Credit: D.…
Mysterious Arc of Light Spotted with Spitzer Telescope
From a JPL press release: Seeing is believing, except when you don't believe what you see. Astronomers using NASA's Hubble…
Hubble Captures Giant Lensed Galaxy Arc
[/caption] Less than a year ago, the Hubble Space Telescope's Wide Field Camera 3 captured an amazing image - a…
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…
First-Ever Image of a Black Hole to be Captured by Earth-Sized Scope
[/caption] "Sgr A* is the right object, VLBI is the right technique, and this decade is the right time." So…
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…
Astronomers Witness a Web of Dark Matter
[/caption] We can't see it, we can't feel it, we can't even interact with it... but dark matter may very…
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…
Hubble Telescope Directly Observes Quasar Accretion Disc Surrounding Black Hole
[/caption] Thanks to the magic of the NASA/ESA Hubble Space Telescope, a team of international astronomers have made an incredible…