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Blog Archive

 

Let’s be careful about this “SETI” signal

Franck Marchis • August 30, 2016

Several readers have contacted me recently about reports that a group of international astronomers have detected a strong signal coming from a distant star that could be a sign of a high-technology civilization. Here’s my reaction: it’s interesting, but it’s definitely not the sign of an alien civilization—at least not yet.

Back on the Rails with OSETI

Bruce Betts • August 28, 2014

The Planetary Society sponsored all-sky optical SETI search at Harvard University went off the rails, telescope roof rails that is, but it is back on track and hunting the sky for ET.

Intro Astronomy 2014. Class 13: Galaxies, the Universe, Life

Bruce Betts • May 08, 2014

Discover the Universe including the Big Bang, dark matter, dark energy, galaxies, life and more in this video of class 13 of Bruce Betts' Introduction to Planetary Science and Astronomy class.

Cosmos with Cosmos Episode 12: Encyclopedia Galactica

Casey Dreier • February 05, 2014

Cosmos returns in fine form in its penultimate episode. Sagan explores the historical and scientific precedents for the search for extraterrestrial life (SETI) and our human desires to not be alone in the universe.

Planetary Radio: Looking for Intelligence in a Flash

Mat Kaplan • November 05, 2013

An update on the Planetary Society's improved Optical SETI search, with Harvard's Paul Horowitz and Curtis Mead.

Cosmos with Cosmos Episode 2: One Voice in the Cosmic Fugue

Casey Dreier • October 21, 2013

In episode 2 we switch from cosmos to microcosm and discover how we are connected to all living things. Is Sagan too authoritative in this episode? Plus, a major error in one of the stories.

Your Name...On Its Way to the Stars?

Mat Kaplan • October 08, 2013

This week's Planetary Radio features artist Jon Lomberg inviting listeners to join the New Horizons Message Initiative.

Our Improved Optical Search for ET

Bruce Betts • October 08, 2013

The Planetary Society Optical SETI (OSETI) Telescope was successfully upgraded and fully tested, and is now fully operational looking for aliens. Here are some updates on the performance and progress. In summary, the upgraded telescope is performing just as hoped and is scanning the skies.

Optical SETI Gets a Major Upgrade

Bruce Betts • August 30, 2012

The Planetary Society Optical SETI Telescope in Harvard, Massachusetts just got a major upgrade of its electronics.

One Man's Quest for SETI's Most Promising Signal

Amir Alexander • January 27, 2012

A review of Robert H. Gray's "The Elusive Wow: Searching for Extraterrestrial Intelligence."

SETI@home Following Up on Kepler Discoveries

Charlene Anderson • May 13, 2011

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.

Citizen Science projects for Planetary Science: Get Involved! Do Science!

Mike Malaska • May 12, 2011

Citizen Science projects let volunteers easily contribute to active science programs. They're useful when there is so much data it overwhelms computing algorithms (if they exist) or the scientific research team attempting to process it.

Arsenic and Deep Space?

Bill Nye • December 02, 2010

If you or I ingest arsenic, well...it doesn't go so well. If you are, on the other hand, a certain species of bacterium from Mono Lake, California, ingesting this seemingly toxic metal is simple enough.

Update from the Ozma@50 Workshop

Jon Lomberg • September 16, 2010

Frank Drake used the 85' radio telescope at Green Bank to conduct the first modern Search for Extraterrestrial Intelligence in 1960. Using a very simple receiver and no computers, he listened to each of two sunlike stars for 100 seconds. Call that unit 1 Ozma.

More from the Ozma@50 Workshop

Jon Lomberg • September 14, 2010

Today's sessions at the Ozma@50 conference stretched the mind as these multidisciplinary gatherings usually do.

Report from SETI workshop marking 50 years since Project Ozma

Jon Lomberg • September 12, 2010

Jon Lomberg repots from NRAO--the National Radio Astronomy Observatory-- in Greenbank, West Virginia on a SETI workshop marking the 50th anniversary of Project Ozma.

New Pulsar Discovery Shows Power of Citizen Scientists and Planetary Society Members

Charlene Anderson • August 12, 2010

Planetary Society members have reason to celebrate today, with the on-line publication in Science of the discovery of a new pulsar by three citizen-scientists working with Einstein@home, a descendant of the SETI@home project.

Optical SETI's Growing Capabilities

Paul Horowitz • October 28, 2009

Often, the phrase “next steps” has been known to describe things that don't actually happen. But for The Planetary Society's All-sky Optical SETI, it's different. Here's what's happened in the last year.

Astropulse: A Fresh Look at the Skies in Search of E.T.

Amir Alexander • August 27, 2009

If you were a member of an alien civilization trying to communicate across the immeasurable distances of space, how would you go about it?

SERENDIP Takes a Great Leap Forward

Amir Alexander • May 26, 2009

Just when SETI@home is celebrating its 10th anniversary, its older brother, Project SERENDIP, is getting a general makeover.

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