Space

"We didn’t think there was a lot of wind-driven activity on Mars because the atmosphere is so thin,” says the Smithsonian's Mariah Baker. “We’ve discovered that Mars is a very active place."

Exploring Mars

Why a Smithsonian Researcher Is Tracking the Wind on Mars

When Perseverance lands, Mariah Baker will collect data that will prepare the way for crewed missions to the Red Planet

Ingenuity undertakes its first test flight on Mars in this illustration.

Exploring Mars

NASA's Helicopter Ingenuity Will Attempt the First Flight on Mars

If the craft succeeds, it will provide crucial information for exploring the other planets by air

An illustration of the Perseverance rover on Mars

Exploring Mars

Exploring Mars

Space agencies are launching new missions outfitted with revolutionary technologies, including the Perseverance rover, to learn more about the Red Planet

Hundreds of critical events must execute perfectly and exactly on time for the Perseverance rover to land safely on Mars.

Exploring Mars

What to Know Before You Watch Perseverance's February 18 Landing on Mars

Experts describe how they plan to land the rover, what could go wrong and what they hope to learn

The Mars 2020 Perseverance rover and the Ingenuity Helicopter.

Smithsonian Voices

Six Ways to Celebrate Perseverance This February

Be a part of NASA's Perseverance rover landing this February with these six ways to celebrate the mission to Mars

An artist's rendering of the five-planet system that orbits star HD 108236, or TOI-1233. In the foreground is a hot, rocky planet that resembles Earth.

Balancing Homework and A.P. Classes, These High Schoolers Discovered Four Exoplanets

Thanks to a Harvard-Smithsonian mentoring program, high school students Kartik Pinglé and Jasmine Wright helped discover new worlds

A Perseid meteor burns up against the night sky over Big Bend National Park.

Ten Celestial Events to Look Forward to in 2021

Eclipses, meteor showers and dazzling views of planets will excite amateur and professional astronomers alike in North America

NASA astronaut and pilot Victor Glover launched from the International Space Station on the agency’s SpaceX Crew-1 mission.

Smithsonian Voices

Five Things We Learned From Astronaut Victor Glover

Discover what it's really like to live and work in space! Astronaut Victor Glover shares his thoughts and little-known facts about being an astronaut

The planets in our solar system all orbit the Sun in one shared plane.

Ask Smithsonian

Why Do the Planets All Orbit the Sun in the Same Plane?

You've got questions. We've got experts

This artist's rendering shows the OSIRIS-REx spacecraft descending towards asteroid Bennu to collect a sample.

NASA Snags Its First Asteroid Sample

On a mission more than 200 million miles away from Earth, the OSIRIS-REx spacecraft grabbed rocks from Bennu

The waxing gibbous Moon as we viewed it on December 3, 2011.

Smithsonian Voices

Is the Moon Fluffy?

Before spacecraft (and humans) set off to explore our nearest neighbor, these were some of the questions scientists were asking

Why does smaller size, like that of the anteater, benefit species in different environments, wondered one Smithsonian reader.

Why Are South American Animals Smaller Than Those on Other Continents?

You've got questions. We've got experts

Bennu is shaped like a three-dimensional diamond and seemingly smooth from far away. OSIRIS-REx is in the foreground of this artist’s replication. The spacecraft will gather a sample from Bennu next week.

Smithsonian Voices

What an Asteroid Could Tell Us About Ancient Earth

Knowing those rocks’ origins will help scientists learn more about the composition of objects in the solar system and asteroid belt

NASA's new $23 million Universal Waste Management System

NASA Just Sent a New $23 Million Space Toilet to the International Space Station

Astronauts will test out the expensive commode, which is better designed for “dual ops,” before its eventual use on deep space missions

The moon at night, as seen from Germany

Why Astronomers Want to Build a SETI Observatory on the Moon

Researchers say the location would offer a quiet spot from which to hear a signal from an intelligent civilization

The Nancy Grace Roman Space Telescope is name after NASA's first chief of astronomy.

How NASA’s New Telescope Will Help Astronomers Discover Free-Floating Worlds

The Nancy Grace Roman Space Telescope will be able to detect small, distant planets without stars

A mid-1970s painting by illustrator Rick Guidice depicts an extraterrestrial colony designed by Princeton University physicist Gerard O'Neill.

How NASA Marketed Its Space Program With Fantastical Depictions of the Future

When it came to exploring the stars, Americans had to see it to believe in it

The International Space Station in 2018, as photographed by crew members from a Soyuz spacecraft

How Cold War Politics Shaped the International Space Station

A brief history detailing how the United States and Russia led the effort to create the technical marvel

An artist's rendering of the Parker Solar Probe and Solar Orbiter

How Three New Tools Will Revolutionize Our Understanding of the Sun

Two spacecrafts and a telescope are set to jumpstart a new age of solar astronomy

A robotic arm places a container with three panels of bacteria outside the International Space Station.

Scientists Discover Exposed Bacteria Can Survive in Space for Years

An experiment conducted outside the International Space Station leads to a controversial theory about how life might travel between planets

Page 5 of 38