General Relativity

Best Image Ever Taken of Stars Buzzing Around the Milky Way’s Supermassive Black Hole

The GRAVITY collaboration just released the clearest images ever of the stars that orbit the supermassive black hole in the…

4 weeks ago

Twin Stars Prove Einstein at Least 99.99% Right

A 16-year study by an international team of astronomers has confirmed Einstein's Theory of General Relativity and witnessed some predicted…

1 month ago

Galaxies Have Been Found With no Dark Matter at all

According to new research led by Dutch astronomers, there may be lots of galaxies in the Universe that have no…

1 month ago

A Black Hole Emitted a Flare Away From us, but its Intense Gravity Redirected the Blast Back in our Direction

Using the XMM-Newton and NuSTAR X-ray telescopes, an international team of scientists were able to see light coming from behind…

6 months ago

Gaia Finds 12 Examples of Einstein Crosses; Galaxies Being Gravitationally Lensed so we see Them Repeated 4 Times

After examining data from the Gaia Observatory, a team of researchers found 12 more examples of the rare phenomenon known…

9 months ago

Alcubierre Gives us an Update on his Ideas About Warp Drives

A new look at warp drive fuels hope that it might be possible after all.

11 months ago

If We Used the Sun as a Gravitational Lens Telescope, This is What a Planet at Proxima Centauri Would Look Like

A recent study shows how the Sun could be used as a gravitational lens to take direct images of nearby…

1 year ago

Black Holes Gain new Powers When They Spin Fast Enough

Fast spinning black holes could have features different from those predicted by general relativity.

1 year ago

We actually don’t know how fast the Milky Way’s supermassive black hole is spinning but there might be a way to find out

The stars at the center of our galaxy could tell us just how fast our closest supermassive black hole is…

1 year ago

Black Holes Make Complex Gravitational-Wave Chirps as They Merge

When black holes collide, they emit chirps of gravitational waves even after they have merged.

1 year ago