Space Breaking News:

The motion of the S2 star passing through the extreme gravitational field near the supermassive black hole in the centre of the Milky Way. European Southern Observatory

Why starlight turns red escaping from black hole at heart of Milky Way

Why starlight turns red escaping from black hole at heart of Milky Way eso a CROP. Indranil Banik, University of St Andrews For the past 30 years, scientists at the European Southern Observatory have been investigating the motion of stars near the massive black hole at the centre of our…

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An artist’s impression of the path of star S2 as it passes very close to the supermassive black hole at the centre of the Milky Way. The very strong gravitational field causes the colour of the star to shift slightly to the red. (Size and colour exaggerated for clarity.) ESO/M. Kornmesser, CC BY

Einstein’s theory of gravity tested by a star speeding past a supermassive black hole

Einstein’s theory of gravity tested by a star speeding past a supermassive black hole An artist’s impression of the path of star S2 as it passes very close to the supermassive black hole at the centre of the Milky Way. The very strong gravitational field causes the colour of the…

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Artist’s conception of two merging black holes, spinning in a nonaligned fashion. LIGO/Caltech/MIT/Sonoma State (Aurore Simonnet), CC BY-ND

LIGO detects more gravitational waves, from even more ancient and distant black hole collisions

LIGO detects more gravitational waves, from even more ancient and distant black hole collisions Artist’s conception of two merging black holes, spinning in a nonaligned fashion. LIGO/Caltech/MIT/Sonoma State (Aurore Simonnet), CC BY-ND Sean McWilliams, West Virginia University For the third time in a year and a half, the Advanced Laser…

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