What would happen if two black holes moved extremely close to each other? It’s a question NASA scientists are pondering after ...

This is the closest pair detected in the local universe using multiwavelength (visible and X-ray light) observations.

Cores of Two Galaxies Are on a Collision Course For all practical purposes, stars traveling across space never smash into ...

NASA Goddard Space Flight Center runs down the "best-known" black holes in the Milky Way galaxy and the Large Magellanic Cloud. Credit: NASA Goddard Space Flight Center ...

A Hubble Space Telescope image of the galaxy MCG-03-34-064 revealed three distinct bright spots embedded in a white ellipse at the galaxy's center (expanded in an inset image). (NASA/ESA/Anna ...

During a nova event, explains NASA, energy explodes from a white dwarf star ... is extremely powerful — not as strong as a black hole, according to the Adler Planetarium, but roughly 100,000 ...

The near-infrared camera of JWST highlights the connection between the two galaxies, sensitive to the emission of the stars and gas stretching between the two objects. But JWST also observed the ...

A new image from the James Webb Space Telescope captures one of the universe's most dramatic events: the colliding of two galaxies.

Hubble’s view reveals three distinct bright spots embedded in a white ellipse ... Credit: NASA, ESA, Anna Trindade Falcão (CfA). Most large galaxies host supermassive black holes at their ...

When combined with existing images of supermassive black holes at the hearts of M87 and ... previously a postdoctoral scholar at the CfA, and now at NASA's Jet Propulsion Laboratory (NASA-JPL).