Category Archives: Astronomy

Earth’s Rotation Visualized in a Timelapse of the Milky Way Galaxy by Aryeh Nirenberg

Although the Earth rotates below the sky, aerial time-lapse videos often have the perspective of a celestial scene rushing above the ground. In this brief video by Aryeh Nirenberg, the Milky Way becomes completely stationary, highlighting specifically the Earth’s rotation. … Continue reading

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Skywatching Spider Photobombs Perseid Meteor Shower

How do you spot a “shooting star”? Well, you don’t look for eight legs; that’s for sure. But a NASA camera designed to photograph meteors spotted more than it bargained for during the Perseid meteor shower, when a curious spider … Continue reading

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Einstein was right about relativity, UCLA says — for now – ScienceBlog.com

More than 100 years after Albert Einstein published his iconic general theory of relativity, it is beginning to fray at the edges, said Andrea Ghez, UCLA professor of physics and astronomy. Now, in the most comprehensive test of general relativity … Continue reading

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From 20,000 miles up, our home planet is a hypnotic swirl of the familiar and the sublime

The Japanese weather satellite Himawari-8 was launched in 2014 for a planned eight-year mission to collect forecasting, weather-monitoring and research data. For his experimental short A Year Along the Geostationary Orbit, the German filmmaker Felix Dierich used Himawari-8 data made … Continue reading

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The most detailed map of galaxies, black holes and stars ever made | Juna Kollmeier

 

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That black hole photo: How event horizons bend time, space, and light | Michelle Thaller

Big Think Published on 2 Jul 2019 Give yourself the gift of knowledge — subscribe to Big Think Edge: http://bit.ly/bigthinkedge The recent photo of a black hole is something extraordinary. Here’s why. – Black holes are usually surrounded by disks … Continue reading

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NASA’s Photo Shows Mars’ Grand Canyon in Spectacular Detail

Measuring the length of the entire United States, Mars’ Valles Marineris—Mariner Valley—is an enormous canyon that makes our Grand Canyon appear minuscule. Stretching across a good expanse of the Red Planet, Valles Marineris is captured in spectacular detail thanks to … Continue reading

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How to take a picture of a black hole | Katie Bouman

TED Published on 28 Apr 2017 At the heart of the Milky Way, there’s a supermassive black hole that feeds off a spinning disk of hot gas, sucking up anything that ventures too close — even light. We can’t see … Continue reading

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A Group of Powerful Telescopes Captures the First-Ever Image of a Black Hole

The first-ever recorded image of a black hole has just been released—and it doesn’t look like you might think. Though one might guess that a picture of a black hole would be not much to look at, the image shows a … Continue reading

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Astronomers Have Found One of The Universe’s Oldest Star Clusters in Our Own Galaxy

After decades of research, an analysis of light has finally identified the age of an ancient star cluster in the Milky Way. It’s called HP 1, and it’s roughly 12.8 billion years old. That makes it one of the oldest … Continue reading

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