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Astronomy & Space news

Supermassive black holes are outgrowing their galaxies

The growth of the biggest black holes in the Universe is outrunning the rate of formation of stars in the galaxies they inhabit, according to two new studies using data from NASA's Chandra X-ray Observatory and other telescopes ...

dateFeb 15, 2018 in Astronomy
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Milky Way ties with neighbor in galactic arms race

Astronomers have discovered that our nearest large neighbour, the Andromeda galaxy, is roughly the same size as the Milky Way. It had been thought that Andromeda was two to three times the size of the Milky Way, and that ...

dateFeb 14, 2018 in Astronomy
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Ensuring fresh air for all

A start-up company from an ESA business incubator is offering affordable air-quality monitors for homes, schools and businesses using technology it developed for the International Space Station.

Image: Saturn's B ring peaks

While the Winter Olympics is in full swing in PyeongChang, South Korea, and many winter sport fanatics head to snow-clad mountains to get their thrills on the slopes this ski-season, this dramatic mountain scene is somewhat ...

Will the X3 ion thruster propel us to Mars?

X3 is a powerful ion thruster that could one day propel humans beyond Earth. The thruster was successfully tested few months ago, and could be selected by NASA as a crucial component of propulsion system for future Mars missions.

Light pollution threatens Chile's dark skies

It seems nothing can escape the inexorable spread of light pollution—not even the giant telescopes probing the heavens above northern Chile, a region whose pristine dark skies, long considered a paradise for astronomers, ...

Image: Sentinel-2 captures Beijing

Today, 16 February, upwards of 20% of the world's population will be celebrating Chinese New Year, also known as the Spring Festival. According to the traditional Chinese calendar, which is based on the lunar cycle and the ...

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New study brings Antarctic ice loss into sharper focus
Triplefin fish found to have controlled iris radiance

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