Related topics: albert einstein · black holes · neutron stars

Star mergers: A new test of gravity, dark energy theories

When scientists recorded a rippling in space-time, followed within two seconds by an associated burst of light observed by dozens of telescopes around the globe, they had witnessed, for the first time, the explosive collision ...

Rapid-response program to explore a double neutron star merger

Two years ago, scientists from the Laser Interferometer Gravitational-Wave Observatory (LIGO) detected gravitational waves for the first time, proving Einstein's theory of relativity and his prediction of their existence. ...

Giant black hole pair photobombs Andromeda galaxy

It seems like even black holes can't resist the temptation to insert themselves unannounced into photographs. A cosmic photobomb found as a background object in images of the nearby Andromeda galaxy has revealed what could ...

Image: Integral space observatory's orbits visualized

ESA's Integral space observatory has been orbiting Earth for 15 years, observing the ever-changing, powerful and violent cosmos in gamma rays, X-rays and visible light. Studying stars exploding as supernovas, monster black ...

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