Gravitational Waves

China’s Planning to Launch a Space-Based Gravitational Wave Observatory in the 2030s: TianQin. Here’s how it’ll Stack up Against LISA

The successful detection of gravitational waves has been a game-changer for astronomy. And now the new frontier is in space,…

1 month ago

The Kilonova-Chasing Gravitational-Wave Optical Transient Observer is About to be Watching the Whole Sky

Lately there has been a flood of interest in gravitational waves.  After the first official detection at LIGO / Virgo…

1 month 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.

3 months ago

Behold! The Black Hole Collision Calculator!

A new tool called the Black Hole Collision Calculator let's users see just how powerful a collision between a black…

4 months ago

Gravitational waves could show what’s happening inside a star as it’s going supernova

It's kind of hard to see inside a star as it's blowing up, because of the whole "blowing up" part,…

5 months ago

Could a tabletop experiment detect gravitational waves and determine the quantum nature of gravity?

A tabletop gravitational wave detector could take decades to build, but it could answer the most fundamental questions in physics.

5 months ago

Why Can Black Hole Binaries Have Dramatically Different Masses? Multiple Generations of Mergers

Black hole mergers with very different masses tell us how small mergers can give rise to even larger ones.

5 months ago

The Moon is an Ideal Spot for a Gravitational Wave Observatory

A prestigious pair of astronomers have published a paper recommending that a gravitational wave observatory be built on the far…

6 months ago

A Black Hole Popping Out of a Traversable Wormhole Should Give Off a Very Specific Signal in Gravitational Waves

Gravitational wave astronomy has changed the way we view the cosmos. In only a few years we have observed the…

6 months ago

Why Pulsars Are So Bright

When pulsars were first discovered in 1967, their rhythmic radio-wave pulsations were a mystery. Some thought their radio beams must…

7 months ago