Help Shape the Future of Space Exploration

Join The Planetary Society Now  arrow.png

Join our eNewsletter for updates & action alerts

    Please leave this field empty
Blogs

Blog Archive

 

Report from AAS: Exoplanets (and exo-asteroids, and exo-comets) everywhere

Posted by Emily Lakdawalla on 2013/01/08 06:52 CST | 7 comments

This year's American Astronomical Society meeting featured tons and tons of news on exoplanets. They're everywhere! And not just planets, but also asteroids, comets, and more....

Read More »

Can you find a new planet?

Posted by Martin Still on 2013/01/07 12:35 CST | 1 comments

A change in the Kepler data delivery process provides both scientists and the public to get involved in planet discovery.

Read More »

First Planet Discovered in Alpha Centauri System
Information on the Discovery, and also Insights from Debra Fischer

Posted by Bruce Betts on 2012/10/17 07:22 CDT | 12 comments

European astronomers have made the first planetary discovery in the closest-to-Earth Alpha Centauri star system. Here is some information about the discovery, and insights from Yale Astronomer Debra Fischer, who leads another Alpha Centauri planet search partially supported by The Planetary Society.

Read More »

DPS 2012, Monday: Icy moons and a four-star exoplanet

Posted by Emily Lakdawalla on 2012/10/15 11:31 CDT | 1 comments

In the first full day of the annual meeting of the Division of Planetary Sciences of the American Astronomical Society, I listened to scientific sessions on icy worlds and on an exoplanet in a four-star system.

Read More »

Every Planet in the Galaxy!

Posted by Mat Kaplan on 2012/06/20 10:24 CDT | 2 comments

Okay, just the ones we know about. xkcd does it again.

Read More »

Planets around Alpha Centauri?

Posted by Bruce Betts on 2012/04/24 12:03 CDT | 2 comments

Do planets circle our closest stellar neighbors, the system loved by science fiction: Alpha Centauri? We don’t know. But, Debra Fischer, Julien Spronck, and their colleagues at Yale University, in part with Planetary Society support, are trying to find out.

Read More »

A possible nine-planet system

Posted by Emily Lakdawalla on 2012/04/06 04:06 CDT | 1 comments

Someone on Twitter pointed me to a paper recently posted to ArXiv titled "Evidence for 9 planets in the HD 10180 system." If the (tentative) conclusion holds up, HD 10180 will be the first exoplanetary system known to have more planets than our own.

Read More »

Watch this week's Google+ Space Hangout

Posted by Emily Lakdawalla on 2012/01/19 03:12 CST

This week's lineup is a largely astronomical crowd so most of the conversation concerned dark matter and boiling exoplanets and imaging the black hole at the center of our galaxy.

Read More »

Separating fact from speculation about Kepler-20's Earth-sized planets

Posted by Emily Lakdawalla on 2011/12/20 04:53 CST

A large team of researchers has announced in a Nature article the discovery of not one, but two, Earth-sized planets orbiting a star named Kepler-20. This article separates the observational facts from the quite-likely-to-be-true inferences from the downstream speculations.

Read More »

Hubble's Millionth Observation

Posted by Bill Nye on 2011/07/05 05:15 CDT

The Hubble Space Telescope has recorded its millionth observation. The planet is designated HAT-P-7b.

Read More »

Observing at the WIYN

Posted by Meg Schwamb on 2011/06/08 02:43 CDT

On May 5 and 6, I had a run on the WIYN (Wisconsin-Indiana-Yale-NOAO) telescope, a 3.5 m telescope, the second largest telescope on Kitt Peak in Arizona.

Read More »

Searching for one planet, finding another

Posted by Konstantin Batygin on 2011/05/23 07:35 CDT

Some parallels exist between Odysseus' journey and the discoveries of exoplanets. What initially started out as a well-planned trip from Troy back to Ithaca, turned into a series of rather unfortunate events, with episodes of fighting Cyclops and having your crew turned into swine.

Read More »

SETI@home Following Up on Kepler Discoveries

Posted by Charlene Anderson on 2011/05/13 06:15 CDT

Remember SETI@home? The ground-breaking computing project is now taking a look at candidate Earth-like planets that have been detected by NASA's Kepler space telescope.

Read More »

Are there more Titans than Earths in the Milky Way?

Posted by Emily Lakdawalla on 2011/04/14 11:30 CDT

Might there be many Titan-like planets and moons, with atmospheres and liquid methane rain, rivers, and lakes, across the galaxy? It's an important question if you think that liquid methane environments could support alien life, because it turns out that Titan-like planets might be more common than Earth-like planets.

Read More »

More on Kepler exoplanet discoveries

Posted by Emily Lakdawalla on 2011/02/04 12:17 CST

Here's some links to some good followup stories on Wednesday's Kepler press briefing.

Read More »

Kepler announcement today: More than a thousand exoplanets including one 6-planet system

Posted by Emily Lakdawalla on 2011/02/02 12:26 CST

I wasn't able to watch the Kepler press briefing today so I will give you links to some of my favorite blogs for information on today's announcement, which follows a major data release last night as well as the publication of a paper in Nature.

Read More »

Grab bag: "Rocky" exoplanet, molten lunar core, Rhea close encounter

Posted by Emily Lakdawalla on 2011/01/10 02:12 CST

The Kepler exoplanet hunting mission has made news today with a report of "its first rocky planet."

Read More »

Help to hunt for planets!

Posted by Emily Lakdawalla on 2010/12/16 01:38 CST

The Planet Hunters website, like Zooniverse's other projects, is very, very easy to get up and running.

Read More »

Rover news; Earth-size exoplanets; Future of Russian space

Posted by Emily Lakdawalla on 2010/11/01 03:50 CDT

Just a linky post here.

Read More »

Join Our Galactic Quest for Exoplanets

Posted by Susan Lendroth on 2010/09/30 06:07 CDT

With the astronomical community is buzzing with news of an exoplanet found in a star's habitable zone, The Planetary Society will co-sponsor a special event that will be streamed live on Monday, October 4.

Read More »

Items 21 - 40 of 45  Previous123Next
Facebook Twitter Email RSS AddThis

Advocacy

Advocate for Space!

Fifteen years ago, Society members and passionate space advocates like you helped save the Pluto mission. Now we can do the same for missions to Europa and Mars.

Join over 19,000 people who have completed their petition and consider a donation to support advocacy efforts.

Sign Our Petition

Featured Images

Orion parachute test, drop day
Orion parachute test, drop day
Orion parachute test, Yuma, Arizona
Rosetta flies by an asteroid
More Images

Featured Video

Bill Nye & Neil DeGrasse Tyson on a Roof

Watch Now

Selfies to Space!

Take flight with a selfie on LightSail™ in 2016!

Send a Selfie Now

Join the New Millennium Committee

Let’s invent the future together!

Become a Member

Connect With Us

Facebook! Twitter! Google+ and more…
Continue the conversation with our online community!