LIGO detects gravitational waves from neutron stars colliding

Gravitational waves from the collision of two neutron stars have been detected for the second time ever — along with another, less certain signal that a neutron star being swallowed by a black hole.

Hubble's dazzling display of two colliding galaxies

Located in the constellation of Hercules, about 230 million light-years away, NGC 6052 is a pair of colliding galaxies. This particular image was taken using the Wide Field Camera 3 on the NASA/ESA Hubble Space Telescope.

'Cataclysmic' collision shaped Uranus

Results from computer simulations confirm that young Uranus was involved in a cataclysmic collision with an object twice the mass of Earth.

Cosmic collision lights up the darkness

Though it resembles a peaceful rose swirling in the darkness of the cosmos, NGC 3256 is actually the site of a violent clash. This distorted galaxy is the relic of a collision between two spiral galaxies.

The Afterglow From Kilonova is Continuing to Brighten

Contrary to what was expected, a team of astronomers has discovered that kilonova event has been brightening ever since it first appeared.

Earth's carbon came from ancient collision with Mercury-like planet

Research by Rice University Earth scientists suggests that virtually all of Earth’s life-giving carbon could have come from a collision about 4.4 billion years ago between Earth and an embryonic planet similar to Mercury.