Astronomy & Space news

Old Solar Cycle Returns

Solar Cycle 23, how can we miss you if you won't go away? Barely three months after forecasters announced the beginning of new Solar Cycle 24, old Solar Cycle 23 has returned. Actually, it never left. Read ...

Mar 28, 2008
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Vegetables on Mars within ten years?

The soil on Mars may be suitable for cultivating food crops – this is the prognosis of a study by plant ecologist Wieger Wamelink of Wageningen UR. This would prove highly practical if we ever decide to ...

Apr 15, 2014
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Huge Black Holes Stifle Star Formation

Supermassive black holes in some giant galaxies create such a hostile environment, they shut down the formation of new stars, according to NASA Galaxy Evolution Explorer findings published in the August 24 ...

Aug 23, 2006
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Blasts from the past could have kick-started life

Chemical reactions in space could have triggered life on Earth, University of Leeds chemists have discovered. Evidence suggests exotic phosphorus molecules falling to Earth in meteorites may have been used ...

Jan 30, 2006
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Scientists Make Oxygen Out of Moon Rock

(PhysOrg.com) -- If humans ever create a lunar base, one of the biggest challenges will be figuring out how to breathe. Transporting oxygen to the moon is extremely expensive, so for the past several years ...

Aug 11, 2009 weblog
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The IAU draft definition of 'planet' and 'plutons'

The world’s astronomers, under the auspices of the International Astronomical Union (IAU), have concluded two years of work defining the difference between “planets” and the smaller “solar system bodies” ...

Aug 16, 2006
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Huge tornadoes discovered on the Sun

(PhysOrg.com) -- Solar tornadoes several times as wide as the Earth can be generated in the solar atmosphere, say researchers in the UK. A solar tornado was discovered using the Atmospheric Imaging Assembly ...

Mar 29, 2012
4.6 / 5 (41) 14 | with audio podcast

How the largest star known is tearing itself apart

(Phys.org) —An international team of astronomers has observed part of the final death throes of the largest known star in the universe as it throws off its outer layers. The discovery, by a collaboration ...

Oct 16, 2013
4.6 / 5 (41) 58 | with audio podcast