First black hole photo confirms Einstein’s theory of relativity

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Finally dragged out of the shadows. Event Horizon Telescope Collaboration Black holes are long-time superstars of science fiction. But their Hollywood fame is a little strange given that no-one has ever actually seen...
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Look up! Your guide to some of the best meteor showers for 2019

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The 2018 Geminids meteor shower recorded over two very cold hours on the slope of Mount Lütispitz, Switzerland.  Flickr/Lukas Schlagenhauf The year gets off to a bang with the Quadrantids, the first of the annual...
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Earthrise, a photo that changed the world

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Earthrise: astronauts aboard Apollo 8 captured this spectacular photo of Earth rising above the lunar horizon as they emerged from behind the dark side of the Moon. Image Credit: NASA December 24 is the 50th...
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Our long fascination with the journey to Mars

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Signs of life on Mars? These are the tracks of NASA’s Curiosity rover exploring the Martian landscape. NASA/JPL-Caltech/MSSS It’s touchdown again on Mars, with NASA’s InSight probe due landing sucessfully yesterday. This latest mission will continue our exploration...
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Evidence of aliens? What to make of research and reporting on ‘Oumuamua, our visitor...

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An artist’s impression of `Oumuamua, the first interstellar object discovered in the Solar System.  ESA/Hubble, NASA, ESO, M. Kornmesser As an astrophysicist, probably the most common question I get asked is: “Are we alone in...
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A super-Earth found in our stellar back yard

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An artist’s impression of the surface of the planet orbiting Barnard’s Star. ESO - M. Kornmesser The potential discovery of a planet orbiting Barnard’s Star – the second closest stellar system to the Sun –...
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A Goblin could guide us to a mystery planet thought to exist in the...

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Pluto’s ghoulish cousin, 2015 TG387, lurks in the distant reaches of our own Solar System. Illustration byRoberto Molar Candanosa and Scott Sheppard, courtesy ofCarnegie Institution for Science. Out in the depths of the Solar system, astronomers recently...
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Five in a row – the planets align in the night sky

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Enjoying the planets lined up in a row.Derek Bruff/flickr For the second time this year, the five brightest planets can be seen at the same time. You can catch them by looking towards the western...