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

 

Pretty pictures of the Cosmos: Star stream

Posted by Adam Block on 2015/07/31 10:00 CDT

Award-winning astrophotographer Adam Block presents the first-ever high-resolution color images of the "star stream halo" of the spiral galaxy NGC 4414.

Read More »

Pretty pictures of the Cosmos: Special Qualities

Posted by Adam Block on 2015/05/27 11:42 CDT

Award-winning astrophotographer Adam Block shares some images of nebulae and a galaxy with some special qualities to each of them.

Read More »

Pretty pictures of the Cosmos: Life and death in the Universe

Posted by Adam Block on 2015/04/17 11:28 CDT

Astrophotographer Adam Block brings us images showcasing the evolutionary cycles in our universe.

Read More »

Pretty pictures of the Cosmos: Overlooked

Posted by Adam Block on 2015/01/14 10:09 CST | 1 comments

Astrophotographer Adam Block showcases some stunning images of lesser-known galaxies and nebulae.

Read More »

Short updates on Akatsuki and Chang'e missions

Posted by Emily Lakdawalla on 2015/01/06 02:50 CST | 1 comments

A few recent newspaper articles provide some updates on the status of Japan's Venus mission, Akatsuki, and the service module of China's Chang'e 5 test vehicle, Xiaofei. In brief: Akatsuki still plans to attempt to enter orbit in December of this year, while Chang'e 5 T1 is headed to lunar orbit. Meanwhile, the Chang'e 3 mission has released an interesting image of M101, the Pinwheel Galaxy.

Read More »

Pretty pictures of the Cosmos: Infinity

Posted by Adam Block on 2014/12/23 11:44 CST

Astrophotographer Adam Block shares four stunning images capturing the expansiveness of the universe.

Read More »

Pretty pictures of the Cosmos: Strange and spooky

Posted by Adam Block on 2014/12/12 10:25 CST | 1 comments

Award-winning astrophotographer Adam Block shares his haunting images of three different types of nebulae.

Read More »

The Birth of the Modern Universe
Review of Alan Hirshfeld's "Starlight Detectives: How Astronomers, Inventors, and Eccentrics Discovered the Modern Universe"

Posted by Amir Alexander on 2014/08/29 12:29 CDT | 1 comments

Amir Alexander reviews Alan Hirshfeld's newest book, "Starlight Detectives: How Astronomers, Inventors, and Eccentrics Discovered the Modern Universe."

Read More »

Pretty pictures of the Cosmos: Perception

Posted by Adam Block on 2014/07/25 12:04 CDT | 2 comments

Astrophotographer Adam Block shares two recent images of star clusters, along with a pair of depth perception-defying galaxies.

Read More »

Pretty pictures of the Cosmos: Interacting galaxies

Posted by Adam Block on 2014/07/02 10:27 CDT

Award-winning astrophotographer Adam Block showcases some of his stunning images of what happens when galaxies get a little too close to each other.

Read More »

Pretty pictures of the Cosmos

Posted by Adam Block on 2014/06/06 03:01 CDT

Award-winning astrophotographer Adam Block shares some of his recent work.

Read More »

A GRB in M31...or not

Posted by Philip Evans on 2014/05/28 11:21 CDT

The Twittersphere has been alive with speculation about a Gamma Ray Burst in the nearby galaxy M31. The problem is, there was never a claim of such an event, and it turns out that the tentative result that triggered this story was overstated.

Read More »

The Case of the 5-Millisecond Cosmic Radio Burst

Posted by Katherine Mack on 2014/05/14 10:49 CDT | 1 comments

Everyone loves a good mystery. In astronomy, there is nothing more exciting than an unexplained signal.

Read More »

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

Posted by Bruce Betts on 2014/05/08 01:17 CDT | 1 comments

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.

Read More »

Intro Astronomy 2014. Class 12: The Sun and Stars

Posted by Bruce Betts on 2014/05/01 05:31 CDT

Explore the physical characteristics and inner workings of the Sun and then learn all about Stars and Stellar Evolution in this video of class 12 of Bruce Betts' Introduction to Planetary Science and Astronomy class.

Read More »

Opposition time for Mars, and several months of dancing with the stars

Posted by ESA Mars Express Team on 2014/04/08 08:47 CDT | 1 comments

The Mars Express team showcases some of the best viewing opportunities of Mars in 2014, including how to spot Comet Siding Spring when it flies past Mars this October.

Read More »

Update on the search for planets in the Alpha Centauri system

Posted by Bruce Betts on 2014/04/04 10:29 CDT | 2 comments

Update from Debra Fischer and her team on the intriguing results of their observations of the main Alpha Centauri stars, as well as future plans.

Read More »

Cosmos with Cosmos Episode 12: Encyclopedia Galactica
In which we ponder the existence of others

Posted by Casey Dreier on 2014/02/05 04:55 CST | 8 comments

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.

Read More »

Super-close supernova in M82

Posted by Emily Lakdawalla on 2014/01/22 11:31 CST | 8 comments

The astronomy world is all a-twitter this morning over the discovery of a new supernova in M82, a galaxy that's in our astronomical backyard, "only" 12 million light-years away. And early word is that it appears to be a Type Ia supernova, the kind that's used as a standard candle to measure the expansion of the universe.

Read More »

Cosmos with Cosmos Episode 10: The Edge of Forever
In which we contemplate the end of all things

Posted by Casey Dreier on 2014/01/21 06:55 CST | 11 comments

Carl Sagan takes us from the birth to the death of the universe. How do we reconcile our place within a universe that will die? Join us for the latest discussion on episode 10 of Cosmos.

Read More »

Items 1 - 20 of 43  123Next
Facebook Twitter Email RSS AddThis

LightSail

Support LightSail!

Our LightSail test mission was successfully completed and our Kickstarter campaign ended June 26th, raising $1.24 million dollars for LightSail's 2016 solar sailing mission! Miss the Kickstarter campaign, but still want to donate? You can!

I want to help!

Featured Images

Spruce Knob (annotated)
Deep Impact Hartley 2 approach animation
NGC 4414 spiral galaxy
Epimetheus and Janus
More Images

Featured Video

Pluto and Pals featuring Emily Lakdawalla!

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!