A technical rocket glitch during the final countdown Tuesday pushed back by a day the blastoff of Europe's CHEOPS planet-hunting satellite, launch company Arianespace and Russia's Roscosmos agency said.
Space Exploration
Dec 17, 2019
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80
Colourful and wispy, this intriguing collection of objects is known as the Seagull Nebula, named for its resemblance to a gull in flight. Made up of dust, hydrogen, helium and traces of heavier elements, this region is the ...
Astronomy
Aug 7, 2019
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192
A team of collaborators from Carnegie and the University of Chicago used red giant stars that were observed by the Hubble Space Telescope to make an entirely new measurement of how fast the universe is expanding, throwing ...
Astronomy
Jul 17, 2019
13
312
NASA's Transiting Exoplanet Survey Satellite (TESS) has discovered a world between the sizes of Mars and Earth orbiting a bright, cool, nearby star. The planet, called L 98-59b, marks the tiniest discovered by TESS to date.
Astronomy
Jun 27, 2019
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0
Gaia, operated by the European Space Agency (ESA, surveys the sky from orbit to create the largest, most precise, three-dimensional map of our Galaxy. One year ago, the Gaia mission produced its much-awaited second data release, ...
Astronomy
May 2, 2019
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105
For over a century and a half, Eta Carinae has been one of the most luminous – and most enigmatic – stars of the southern Milky Way.
Astronomy
Jan 30, 2019
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3118
Two Villanova University astrophysics professors led a research team that has discovered the long hidden physical properties of Polaris, popularly known as "The North Star." Until now, scientists' wide-ranging estimates of ...
Astronomy
Jul 30, 2018
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66
Discovered in 1900 by astronomer DeLisle Stewart and here imaged by the NASA/ESA Hubble Space Telescope, IC 4710 is an undeniably spectacular sight. The galaxy is a busy cloud of bright stars, with bright pockets—marking ...
Astronomy
Mar 5, 2018
1
144
In 1887, American astronomer Lewis Swift discovered a glowing cloud, or nebula, that turned out to be a small galaxy about 2.2 million light years from Earth. Today, it is known as the "starburst" galaxy IC 10, referring ...
Astronomy
Aug 11, 2017
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340
In the context of space, the term 'cloud' can mean something rather different from the fluffy white collections of water in the sky or a way to store data or process information. Giant molecular clouds are vast cosmic objects, ...
Astronomy
Jul 13, 2017
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