James Webb Space Telescope, Milky Way and black hole
James Webb Space Telescope finds our Milky Way galaxy's supermassive black hole blowing bubbles (image, video)
Using the James Webb Space Telescope (JWST), scientists discovered that the Milky Way 's central supermassive black hole, Sagittarius A* (Sgr A*), is constantly streaming out flares without respite. The activity occurs over a wide range of time, including short interludes and long stretches.
In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...
Don Pettit’s been snapping away in orbit again. This time, the NASA astronaut has captured a stunning image of the Milky Way from the International Space Station (ISS) . It also features Earth and ...
Light pollution has long troubled astronomers, who generally shy away from deep sky observing under full Moon skies. The ...
From planets and constellations, to eclipses and the Aurora Borealis, here's what to look for in the sky this spring ...
In 1610, astronomer Galileo Galilei used the newly invented telescope to show that the Milky Way was composed of a ... plates recorded images of the night sky using a light-sensitive emulsion ...
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