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More Issues

Feature: Exoplanets

2 March 2020

Your Guide to Exoplanets

Learn why and how we study exoplanets, and how you can get involved.

2 March 2020

Our Exoplanets Research

Scientists are searching for 100 Earth-like planets around other stars, and you can help.

Swapna Krishna ● 12 March 2020

What is the Habitable Zone?

The habitable zone is the not-too-hot, not-too-cold region around a star where liquid water can exist.

Emily Lakdawalla ● 2 March 2020

The Different Kinds of Exoplanets
You Meet in the Milky Way

Lava worlds. Hot Jupiters. Earth 2.0 candidates. Here's a rundown of some notable exoplanets.

Emily Lakdawalla & Staff ● 2 March 2020

How to Search for Exoplanets

Some methods almost sound like science fiction: Using gravity as a magnifying glass, watching stars wobble at turtle-like speeds, and searching for tiny dips in starlight.

2 March 2020

Your guide to WFIRST

WFIRST, NASA's Wide Field Infrared Survey Telescope, is the next step in our hunt for Earth-sized exoplanets.

Blogs & Articles

New crew arrives at station for holidays

Jason Davis • December 21, 2012

The ISS is back to a six-person crew following the arrival of NASA astronaut Tom Marshburn, Canadian Space Agency astronaut Chris Hadfield and Russian Federal Space Agency cosmonaut Roman Romanenko.

Chilly liftoff sends veteran crew into orbit

Jason Davis • December 19, 2012 • 3

Three veteran space travelers are safely in orbit following a 6:12 p.m. (7:12 a.m. EST, 1212 UTC) liftoff from Baikonur, Kazhakstan Wednesday.

Orion service module, Ariane development highlight new ESA budget

Jason Davis • November 26, 2012 • 1

Representatives from the ESA approved a 10 billion euro budget for 2013-2017 during their Ministerial Council last week in Naples, Italy.

SpaceX's first paid cargo run off to bumpy start

Jason Davis • October 08, 2012 • 7

SpaceX successfully sent their first paid Dragon capsule towards the International Space Station Sunday night. But the bigger story happened on the way to orbit.

SpaceX ready for return to International Space Station

Jason Davis • September 25, 2012 • 1

SpaceX is two weeks away from returning to the International Space Station. Following a successful demo flight in May, NASA is entrusting the private spaceflight company with a half-ton of mission-critical station cargo.

VIDEOS: Nye & Teens in Space as Curiosity Lands in Hi-Def!

Mat Kaplan • September 19, 2012 • 2

Losing your enthusiasm for space exploration and science Watch these new and terrific videos for an exhilarating shot of Vitamin S.

Thursday: Watch Bill Nye Host YouTube SpaceLab Webcast

Mat Kaplan • September 11, 2012

The Planetary Society CEO goes to London to MC a live conversation with ISS astronaut Sunita Williams and the kids who've had their experiments conducted in orbit.

Birth of a New Moon

Emily Lakdawalla • July 05, 2012

As astronaut Don Pettit prepared for his return to Earth, he tweeted several beautiful shots from the Space Station.

SpaceX's Dragon returns to Earth, completes mission

Jason Davis • May 31, 2012 • 1

SpaceX's Dragon capsule successfully completed its COTS 2 demo flight, as the capsule splashed down into the Pacific Ocean on May 31, 2012.

Dragon packed and ready for reentry

Jason Davis • May 30, 2012 • 1

After making history at the International Space Station, SpaceX's Dragon capsule has been re-loaded with cargo and is preparing for reentry.

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