What it took to collect these 54-million-year-old photons from a supermassive black hole
For the first time in history, gravitational wave astronomy isn't a pipe dream, nor is it a way of looking for esoteric objects we can't see via any other means.
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Two black holes, each about 30 times as massive as our sun orbited each other for millions of years. An instant before they collided they sent a gravitational shiver across the universe. LIGO scientist Amber L. Stuver explains. Animation by Eoin Duffy.
Franklin’s lifelong quest was spreading scientific knowledge to regular people.
On August 21, 2017, people across North America will be able to view either a total or partial solar eclipse. The last time most people in the U.S. were able to observe a total solar eclipse was 1991 and the next time won’t be until 2024! Here’s a guide to get you ready for the big event.
This new book tells the inspiring story of a trailblazing group of women astronomers.
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This video details a system of seven planets orbiting TRAPPIST-1, an ultra-cool dwarf star, a discovery of the Spitzer Space Telescope operated by NASA's Jet Propulsion Laboratory.
Scientists now say there are at least 2 trillion galaxies in the observable universe, more than 10 times previous estimates.
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