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The Downlink

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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

The Downlink: Spitzer Says So Long, Voyager 2 Recovering after Glitch

Jason Davis • January 31, 2020

Planetary exploration news for busy people

The Downlink: Crew Dragon Completes Crucial Test, More Mars Mole Problems

Jason Davis • January 24, 2020 • 3

Planetary exploration news for busy people

The Downlink: Ganymede's North Pole, A New Asteroid to Explore

Jason Davis • January 17, 2020 • 3

Planetary exploration news for busy people

The Downlink: New Earth-size Exoplanet Found, Meteor Shower Seen from ISS

Jason Davis • January 10, 2020 • 1

Planetary exploration news for busy people

The Downlink: Mars 2020 Ready to Rove, India to Build Second Lunar Lander

Jason Davis • January 03, 2020

Planetary exploration news for busy people

The Downlink: CHEOPS Exoplanet Mission Launches, ISS Test Flight Goes Awry

Jason Davis • December 20, 2019 • 3

Planetary exploration news for busy people

The Downlink: OSIRIS-REx Sample Site Picked, Easy-Access Water Ice on Mars

Jason Davis • December 13, 2019 • 1

Planetary exploration news for busy people

The Downlink: ExoMars Rover Testing, Bennu's Mysterious Particle Ejections

Jason Davis • December 06, 2019

Planetary exploration news for busy people

The Downlink: Starliner Preps for Test Flight, InSight's Mole Digs Again

Jason Davis • November 22, 2019

Planetary exploration news for busy people

The Downlink: Mercury Transits the Sun, Hayabusa2 Leaves Ryugu

Jason Davis • November 15, 2019 • 3

Planetary exploration news for busy people

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