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News on Astrophysics and Geophysics

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Satellite crashing down on Friday – Denmark barely in the danger zone

21. september 2011

Satellite crashing down on Friday ? Denmark barely in the danger zoneNASA’s defunct Upper Atmosphere Research Satellite (UARS) will crash down to Earth on Friday, September 23. Precisely where and when is not known for certain and NASA will only be able to give a more definite...

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Large variations in Arctic sea ice

05. august 2011

Large variations in Arctic sea iceFor the last 10,000 years, summer sea ice in the Arctic Ocean has been far from constant. For several thousand years, there was much less sea ice in The Arctic Ocean – probably less than half of current amounts.

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ESS Science Symposia launched at the Niels Bohr International Academy in Copenhagen

18. juli 2011

ESS Science Symposia launched at the Niels Bohr International Academy in CopenhagenThe first ESS Science Symposium at Niels Bohr International Academy (NBIA) was held in Copenhagen in late June, an NBIA conference on ESS research that initiates a series of annual workshops...

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Extreme gamma radiation from black hole in a distant galaxy

17. juni 2011

Extreme gamma radiation from black hole in a distant galaxy The extreme gamma radiation is most likely due to a star that has been swallowed up by a super massive black hole at the centre of the galaxy. The gamma radiation was observed by researchers from NBI.

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First galaxies created earlier than previously thought

14. april 2011

First galaxies created earlier than previously thoughtA team of astronomers, including members from the Niels Bohr Institute, have discovered a distant galaxy whose stars were created earlier in the history of the universe than previously observed.

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Rare observation of cosmic explosion

08. marts 2011

Rare observation of cosmic explosionGamma ray bursts, which are the most powerful bursts of radiation in the universe, have now been observed in direct connection with an exploding giant star - a supernova. Researchers from the Niels Bohr Institute...

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The universe is teeming with planets

03. februar 2011

The universe is teeming with planetsMore than a thousand potential planets have been found in the universe using NASA’s Kepler Satellite since the mission began in March 2009. One of these stars has a planetary system with no fewer than 6 planets.

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Astronomers discover Earth-sized exoplanet

10. januar 2011

Astronomers discover Earth-sized exoplanetA solid planet approximately 1½ times the size of the Earth has been observed outside our solar system. It is the smallest planet found so far in the hunt for planets in our galaxy, the Milky Way and researchers from...

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Wild 'teenage'-galaxies booming with star births

11. oktober 2010

Wild 'teenage'-galaxies booming with star birthsScientists from the Niels Bohr Institute have been studying distant galaxies, which are among the most active star-forming galaxies in the Universe. They form around 1,000 new stars a year – a 1,000 times more than...

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Dramatic climate change is unpredictable

30. august 2010

Dramatic climate change is unpredictableThe fear that global temperature can change very quickly and cause dramatic climate changes that may have a disastrous impact on many countries and populations is great around the world. But what causes climate change...

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