1–20 of 23 results

Astronomy & Observing News

Is Kepler Finding "Lite" White Dwarfs?

One year after launch, NASA’s Kepler mission draws out the brainpower of the astronomical community to solve a stellar paradox.

Astronomy & Observing News

Asteroids Pale After Close Encounters

A new analysis reveals that asteroids with "fresh" surfaces may have been disrupted by near-Earth encounters in the last few hundred thousand years.

Astronomy & Observing News

Comet Theory Faces Mammoth Confusion

Did a comet wipe out the giant mammals of North America — or were they already on the way out before the comet arrived (if it arrived)? Two apparently contradictory findings add fuel to the debate.

Astronomy & Observing News

Supernova Mystery Solved

Is there a neutron star lurking at the heart of the spectacular supernova remnant or something much weirder? A new analysis of observations suggests a surprising answer.

Hints of

Astronomy & Observing News

Is Fermi Seeing Dark Matter?

A new analysis showing a cloud of high-energy particles hovering around the center of the Milky Way could be the signature of dark matter and evidence of a “dark force”, but not everyone is convinced.

Astronomy & Observing News

How To See a Black Hole

Surprising advances in radio astronomy have put astronomers within reach of imaging the supermassive black hole in the Milky Way and the active galaxy M87.

Spiral wave forms Earth

Astronomy & Observing News

Simulations Justify Earth's Existence

Theories of solar-system formation have a hard time explaining why Earth didn't spiral into the Sun. Now there's a possible explanation.

Astronomy & Observing News

Podcast: Saving Mt. Wilson

What do you do when a wildfire threatens to engulf your observatory? In the latest episode of The Universe in Mind podcast Hal McAllister tells the story of the battle to save Mt. Wilson. Author Marcia Bartusiak puts the famous observatory in context with her new book about the discovery of the modern universe.

Astronomy & Observing News

Can Magnetism Save a Vaporizing Planet?

The "hot Jupiter" HD 209458b caused a sensation when astronomers seemed to see its gaseous atmosphere leaking out into space. Now one team of researchers says a magnetic personality could prevent the planet from evaporating before our eyes.

Astronomy & Observing News

Podcast: An Ice-Age Impact?

Just under 13,000 years ago, the mammoth and several other large mammalian species vanished from North America. In a podcast, Ivan Semeniuk explores the controversial claim that the mass extinction was triggered by a comet impact and how microscopic diamonds hold the key to understanding what really happened.

Astronomy & Observing News

Podcast: The Soundtrack of Space

Astrophysicist Neil Cornish (Montana State University) talks about recent progress in the hunt for gravitational waves.

Astronomy & Observing News

A Megascope for Hawaii

There was a certain amount of politics behind the decision to site the Thirty Meter Telescope on Mauna Kea. But there was science behind the politics too.

Astronomy & Observing News

New Eclipsing Binary: It’s Spica!

Who knew? One of the brightest stars in the spring sky has a secret to tell.

Spacecraft and Space Missions

Whirlpool Awash with Hints and Promise

A picture perfect Whirlpool galaxy bodes well for the scientific promise of the newly launched Herschel Space Telescope.

Astronomy & Observing News

A Different Kind of Acid Rain

A meteorite kept in the freezer retains its cosmic fizz

Astronomy & Observing News

How (every single one of) Your Ancestors Survived

Times were tough, but life may have survived the worst bombardment in Earth's history.

Astronomy & Observing News

From White Dwarfs to the White House

Astrophysicist Donald Lamb shares his experiences as part of Barack Obama's science team during the presidential race.

Astronomy & Observing News

How Space Makes You Smarter

What motivates the next generation of space observatories

Astronomy & Observing News

Finding Fomalhaut's Lesser Fleas

Is a recently imaged exoplanet giving birth to its own system of moons?

Astronomy & Observing News

Why the future could be a BLAST

A balloon ride around Antarctica reveals how the Milky Way is like an avalanche.

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