Join Donate
Author

All

Date

All

Keyword

All

The Downlink

You love space, now take action

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

Curiosity is copying Cassini's tricks!

Emily Lakdawalla • August 03, 2013 • 9

Take a look at this amazing photo, captured by Curiosity from the surface of Mars on sol 351 (August 1, 2013). It is unmistakably Phobos.

A New Dimension for Mercury

Bill Dunford • July 15, 2013 • 3

There's a cool new way to explore the first planet.

Say "hi!" to asteroid -- actually, asteroids -- (285263) 1998 QE2

Emily Lakdawalla • May 30, 2013 • 8

A large asteroid is passing reasonably close to Earth in a few hours, and astronomers at the great radio telescopes at Goldstone and Arecibo are zapping it. The latest discovery: QE2, like many asteroids, is a binary.

Why don't we have any photos of asteroid 2012 DA14 if it came so close?

Emily Lakdawalla • February 19, 2013 • 2

A frequently-asked question last week was: if asteroid 2012 DA14 is coming so close to Earth, why hasn't anyone taken any pictures of it? Now that 2012 DA14 has whizzed past us, we do finally have some radar pictures of it, but they still may not satisfy everyone.

Arc of Ice and Light

Bill Dunford • February 18, 2013 • 2

When the sunlight catches it just right, Saturn's F Ring is something to see.

The Earth is a Planet: Why We Explore Space

Bill Dunford • February 11, 2013

Why spend effort and scarce resources on space exploration when we have so many problems here at home? Turns out, there are some pretty good reasons.

Venerable Deep Impact spacecraft has photographed comet ISON

Emily Lakdawalla • February 05, 2013 • 6

Deep Impact has made the first space-based observations of comet ISON.

Items 11 - 17 of 17  Previous12
Bill Nye and people
Let's Change the World

Become a member of The Planetary Society and together we will create the future of space exploration.

Join Today

Europa
The Planetary Fund

Help advance robotic and human space exploration, defend our planet, and search for life.

Donate

You are here: