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Alternativt > Astronomi

The 230th Meeting of the American Astronomical Society: Wednesday & Thursday.

For me, the last two days of this year’s spring AAS meeting seemed to narrow in on both the future and the past of astronomy.

(www.astronomy.com)
[10.06.2017 01:27]

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Annonse:
Relativitätstheorie : Einstein bewiesen - schon wieder!

Es ist, als ob man den Stern auf die Waage legen würde. Wozu die Masse eines Weißen Sterns kennen? Um zu testen, ob Einsteins Theorie stimmt. Und siehe da: Das tut sie.

(www.zeit.de)
[08.06.2017 16:48]

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Don't Let an Old Myth Prevent Your Child from Seeing the Solar Eclipse.

In Joe Rao's "Looking Up!: The Science of Stargazing," illustrated by Mark Borgions, children learn how to safely view the 2017 total solar eclipse. Credit: Simon Spotlight

(www.space.com)
[08.06.2017 16:35]

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How Old is the Universe?

A 2013 map of the background radiation left over from the Big Bang, taken by the ESA's Planck spacecraft, captured the oldest light in the universe.

(www.space.com)
[08.06.2017 16:35]

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Potential building block of life found in very young star system.

Two teams of researchers report today that they have detected a prebiotic molecule—a potential building block of life—around newly formed sun-like stars.

(sciencenow.sciencemag.org)
[08.06.2017 13:07]

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Annonse:
Astronomie: Wie man einen Stern wiegt.

Das Hubble-Weltraumteleskop misst, wie ein Weißer Zwergstern das von einem Stern hinter ihm kommende Licht beugt. Aus diesem...

(www.tagesspiegel.de)
[08.06.2017 12:08]

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Capricornus Constellation: Facts About the Sea Goat.

This sky map shows the location of the constellation Capricornus in the October evening sky as viewed from mid-northern latitudes. Credit: Starry Night Software.

(www.space.com)
[08.06.2017 08:13]

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DSCOVR Observes Flashes Of Light From Earth's Oceans.

Situated about 1.6 million kilometers from Earth toward the Sun, NOAA's Deep Space Climate Observatory maintains a constant view of the sunlit face of our planet.

(www.spaceref.com)
[08.06.2017 01:45]

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Gravitation Lensing Imagery of the Brightest Infrared Galaxies.

Boosted by natural magnifying lenses in space, NASA's Hubble Space Telescope has captured unique close-up views of the universe's brightest infrared galaxies, which are as much as 10,000 times more luminous than our Milky Way.

(www.spaceref.com)
[08.06.2017 01:44]

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The 230th Meeting of the American Astronomical Society: Tuesday.

Tuesday at the AAS was a trip through a number of different astronomical fields, from stars to galaxies and back to the solar system we call home.

(www.astronomy.com)
[08.06.2017 01:35]

Les mer »
Astronomers weigh a white dwarf using gravitational lensing.

The result confirms our current theory of white dwarf physics.

(www.astronomy.com)
[08.06.2017 01:35]

Les mer »
Watching a Volatile Stellar Relationship.

In biology, symbiosis refers to two organisms that live close to and interact with one another.

(www.spaceref.com)
[07.06.2017 21:38]

Les mer »
Astronomers measure the mass of a star—thanks to an old tip from Einstein.

“This is a really elegant piece of work they’ve done,” says astronomer Martin Barstow of the University of Leicester in the United Kingdom, “and a nice echo of a century of general relativity.”.

(sciencenow.sciencemag.org)
[07.06.2017 20:19]

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Earth Faces an Increased Risk of Being Hit by an Asteroid, Astronomers Warn.

Artist's illustration depicting a massive asteroid impact on Earth. Credit: NASA/Don Davis.

(www.space.com)
[07.06.2017 19:54]

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Do stellar flares damage exoplanets?

A new database will help astronomers determine whether flares affect planet habitability.

(www.astronomy.com)
[07.06.2017 17:51]

Les mer »
Talking to E.T.? Why Math May Be the Best Language.

How best to strike up conversations with intelligent aliens? Mathematics might be the common lingo. Credit: ESA/Hubble & NASA.

(www.space.com)
[07.06.2017 15:59]

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Neil deGrasse Tyson Becomes 1st American to Receive Stephen Hawking Medal.

Neil deGrasse Tyson and Jean-Michel Jarre will receive the Stephen Hawking Medal for Science Communication this year.

(www.space.com)
[07.06.2017 15:59]

Les mer »
The 230th Meeting of the American Astronomical Society: Monday.

This week marks the 230th Meeting of the American Astronomical Society, currently taking place in Austin, Texas.

(www.astronomy.com)
[07.06.2017 07:38]

Les mer »
Surprise! Giant Exoplanet 'Cousins' Have Different Atmospheres.

Observations by NASA's Hubble Space Telescope indicate that the upper atmosphere of the hot Jupiter exoplanet HAT-P-38b is free of clouds or hazes, whereas most of the atmosphere of WASP-67b — a similar planet in many ways — is masked by high-altitude clouds.

(www.space.com)
[07.06.2017 01:19]

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David Eicher Starmus 2017 Schedule.

Starmus IV is about to begin! With each iteration, the Festival becomes larger. This year’s event will no doubt be the largest and most spectacular yet.

(www.astronomy.com)
[07.06.2017 00:05]

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Bitcoin-verdien stupte etter Twitter-melding fra milliardær Mark Cuban.

Tydeligvis så lytter folk når mangemilliardær Mark Cuban har et synspunkt. Etter en Twitter-melding med en Bitcoin-advarsel sank kursen umiddelbart.

(Nettavisen / Utenriks)
[06.06.2017 22:17]

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A Planet That Is Hotter Than Most Stars.

A newly discovered Jupiter-like world is so hot, it's being vaporized by its own star.

(www.spaceref.com)
[06.06.2017 18:52]

Les mer »
Baby black holes get a kick during formation.

If black holes get a kick at birth, our current supernova theory might need some updating.

(www.astronomy.com)
[06.06.2017 18:35]

Les mer »
We’ve just found the hottest planet ever.

This gas giant gives “hot Jupiter” a whole new meaning.

(www.astronomy.com)
[06.06.2017 18:35]

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Willkommen Klimawandel!

Endlich ist jetzt der erste Stein aus dem Klimaschutzgebäude entfernt.

(www.wienerzeitung.at)
[06.06.2017 16:43]

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NRL Astronomers Inspire Youth to Gaze at Stars.

Naval Research Laboratory astronomers will point their telescopes toward the stars during the annual Astronomy Night on the National Mall June 2.

(www.spacedaily.com)
[06.06.2017 15:54]

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'Vacation Guide to the Solar System': Where Would YOU Go?

“Vacation Guide to the Solar System” by Olivia Koski and Jana Grcevich Credit: Random House.

(www.space.com)
[06.06.2017 14:16]

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: CERN planlegger neste versjon av verdens største maskin.

Verdens største og kraftigste akselerator, Large Hadron Collider ved CERN, har bare vært i bruk siden 2010, men arvtakeren er allerede under planlegging. Men hva får vi for pengene?

(Forskning)
[06.06.2017 04:56]

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Asteroid Hunter NEOWISE Makes Many New Discoveries.

NASA's Near-Earth Object Wide-field Infrared Survey Explorer mission has released its third year of survey data, with the spacecraft discovering 97 previously unknown celestial objects in the last year.

(www.spaceref.com)
[06.06.2017 04:53]

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Hottest Alien Planet Ever Discovered Is a Real Scorcher.

Artist’s illustration showing the bright star KELT-9 and its ultrahot planet, KELT-9b. Credit: Robert Hurt/NASA/JPL-Caltech.

(www.space.com)
[06.06.2017 00:44]

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New Jupiter-like world so hot it stretches definition of 'planet'.

A newly discovered Jupiter-like world is so hot that it's stretching the definition of the word "planet."

(www.spaceref.com)
[05.06.2017 23:45]

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RIT study suggests dying stars give newborn black holes a swift kick.

New information gleaned from gravitational wave observations is helping scientists understand what happens when massive stars die and transform into black holes.

(www.spaceref.com)
[05.06.2017 23:45]

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Discovery reveals planet almost as hot as the Sun.

A newly discovered planet almost three times the size of Jupiter is fascinating scientists with a unique orbit, atmospheric features and a daytime temperature hotter than most stars.

(www.spaceref.com)
[05.06.2017 23:45]

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MIT students propose Apophis asteroid mission.

After working hard to design a spacecraft, the students presented their ideas to NASA scientists.

(www.astronomy.com)
[05.06.2017 23:42]

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