Friday 1 December 2017

NASA pictures of two supermassive black holes photobombing the Andromeda galaxy


Nasa has captured two supermassive black holes photo bombing Milky Way's galactic neighbour, Andromeda, aka the M31 galaxy, in a new image.

Research suggests the two black holes are drawing closer and could merge into one within 350 years. The image, composed from Nasa's Chandra X-ray Observatory and a couple of ground-based telescopes, features a source of light or a system dubbed J0045+41.

Initially, this system was considered as a pair of orbiting stars located within Andromeda galaxy, which is some 2.5 million light-years away from the Earth.

However, the latest observations using Chandra, Gemini-North telescope in Hawaii and the Caltech's Palomar Transient Factory in California have suggested it might be about 2.6 million light-years away (1,000 times farther) and contains tightly bound supermassive black holes.

While Chandra narrowed down what this source might contain — whether a neutron star, distant supermassive black hole, or a pair of orbiting black holes — Gemini-North telescope and Palomar Transient Factor provided more evidence that this is actually a tightly bound pair of two supermassive black holes.

"This is the first time such strong evidence has been found for a pair of orbiting giant black holes," says study co-author Emily Levesque.

UCJ, UNILORIN.

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