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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

Here's How Scientists Mapped the Perseverance Rover's Landing Site

Corrine Rojas and Sarah Fagents and Samantha Jacob • March 16, 2020

The maps will help plan scientific field trips for the rover as it explores an ancient river delta.

The Next 10 Years

The Planetary Report • March Equinox 2020

Six scientists share the major planetary science discoveries of the past decade, and the questions that will drive the next 10 years of solar system exploration.

The Downlink: Kuiper Belt World Named Gonggong, New InSight Results

The Planetary Society • February 28, 2020

Planetary exploration news for busy people

The Downlink: Mars Rover Unpacked in Florida, New Data from Search for Life

The Planetary Society • February 21, 2020 • 1

Planetary exploration news for busy people

The Downlink: NASA Considers Missions to Venus, Io, and Triton

Jason Davis • February 14, 2020 • 9

Planetary exploration news for busy people

Star Trek: Picard Gets the Martian Landscape Right

Emily Lakdawalla • January 29, 2020 • 1

The visual effects for the new television series Star Trek: Picard show a wonderfully realistic Mars in panoramic views that obviously rely upon NASA and ESA imagery. This article is spoiler-free except for the disclosure of an important event depicted in the opening moments of the show.

Is the Moon a Stepping Stone or a Cornerstone for Mars?

Casey Dreier • January 26, 2020 • 8

New legislation proposed in the House of Representatives would radically shift NASA's human spaceflight efforts away from the Moon and back to Mars.

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

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