Skip to main content

Subscribe to Smithsonian magazine and get a FREE tote.

Space Exploration

Enceladus (center) orbits Saturn in this 2007 image captured by NASA’s Cassini spacecraft.

Should Scientists Inject Saturn’s Moon Enceladus With Life?

A new study proposes that seeding the orb’s underground ocean with microbes might help us learn how to make other worlds habitable

An artist’s impression of ten hot planets similar to Jupiter outside our solar system that scientists have detected. Creative liberties were taken for the colors of the planets, which are currently unknown. The exception is the top-right one, which is known to sport a blue exterior.

From Worlds That Look Like Cotton Candy to Others Covered in Volcanoes, These Are the Strangest and Most Captivating Exoplanets

Scientists are using an array of instruments to detect other planets, some of which may harbor life—and others that most definitely don’t

A color-enhanced photo of Pluto that was captured by the New Horizons spacecraft in 2015

The Seven Most Amazing Discoveries We’ve Made About Pluto

Though technically not a planet, it has as rich geology as any of its planetary siblings in the solar system

An artist’s depiction of NASA’s Europa Clipper spacecraft

NASA Launches Europa Clipper to Search for Signs of Life on Jupiter’s Moon

The huge spacecraft is headed toward the icy moon Europa, where it will use an array of instruments to survey for geologic activity, magnetism and more

Saturn, the second-largest planet in our solar system, is best known for its layered rings.

The Seven Most Interesting Discoveries We’ve Made by Exploring Saturn

Scientists continue to learn new things about the planet, its sweeping rings and its many moons

Bruce McCandless floats freely in space with Earth 170 miles beneath him.

The Inside Story of the First Untethered Spacewalk

On February 7, 1984, astronaut Bruce McCandless ventured out into space and away from shuttle Challenger using only a nitrogen-propelled, hand-controlled backpack

This false-colored image of Mercury reflects the varying age and mineral composition of the surface.

The Seven Most Amazing Discoveries We’ve Made by Exploring Mercury

Only two robotic missions have made it to the Swift Planet, but they were crucial for upending many false assumptions of that sun-scorched world

An artist’s rendering of a pantheon of planets similar to Earth

This Planned NASA Telescope May Help Us Identify Worlds Like Our Own

The innovative Habitable Worlds Observatory will offer ways to detect signs of life on other planets

In 1980, the Viking Orbiter took 102 individual images of Mars that scientists eventually assembled into this stunning composite photo. The dark gash across the planet’s face is the Valles Marineris, a canyon that’s up to 6 miles deep and over 2,500 miles long.

The Seven Most Amazing Discoveries We’ve Made by Exploring Mars

Scientists have learned a lot since they started sending crafts and rovers to our red neighbor

None

From Damaging Radiation to Tremendous Temperatures, These Materials Are Built to Withstand the Harsh Conditions of Space

The infinite wonder of space awaits further exploration, and SCHOTT will be there, pushing the boundaries of glass technology to new horizons each year

Artist’s rendition of the Rosalind Franklin rover.

The Mission That Could Transform Our Understanding of Mars

A next-generation instrument on a delayed Martian rover may be the key to answering the question of life on the Red Planet

Several private companies are designing space stations that may eventually orbit Earth.

The ISS Will Fall From the Sky After the End of the Decade. What Will Replace It?

As NASA plans to retire the orbiting laboratory, these four privately owned and operated space stations are under development

NASA has 42 current astronauts to select from for a possible mission to the moon.

How NASA Is Selecting the Next Astronauts to Walk on the Moon

The space agency has said that it will send the first woman and the first person of color to the lunar surface

A camera mounted on the Orion spacecraft captured the moon just in frame on December 4, 2022. NASA plans to use Orion as part of a mission to return astronauts to the lunar surface.

How Space Radiation Threatens Lunar Exploration

Scientists are studying the possible impacts of the hazard on astronauts who will travel to the moon

Giving a nod to previous human flight and exploration is a tradition of space travel.

Ten Strange and Amazing Historical Artifacts We’ve Launched to Space

As spaceflight catapults us into a high-tech future, several missions have made sure to honor the past

The Space Launch System Rocket on the pad on August 17

The Revolution in Moon Exploration

Artemis 1 Launch Postponed Again and What Else You Need to Know About the Mission

NASA’s historic return to the moon will begin when the rocket takes off from Florida

An artist’s rendering of astronauts working near NASA’s Artemis base camp, complete with a rover and RV.

The Revolution in Moon Exploration

Four Things We’ve Learned About NASA’s Planned Base Camp on the Moon

Eventually the station will allow astronauts to spend up to two months on the lunar surface

An illustration of a suited astronaut looking out of a Moon lander hatch across the lunar surface.

The Revolution in Moon Exploration

The Revolution in Moon Exploration

In a series of in-depth features, Smithsonian magazine reports on humanity’s renewed push to understand the moon.

This large mosaic of the Crab Nebula, which formed after a supernova explosion, was assembled from 24 individual exposures captured by Hubble Space Telescope over three months.

When Will the Next Supernova in Our Galaxy Occur?

Scientists have new tools at their disposal to detect and study the dramatic explosion of a star

The James Webb Space Telescope's first Deep Field image

NASA Releases First Breathtaking Images Taken by James Webb Space Telescope

The five pictures from the most powerful space observatory ever launched offer a deep look back in time and the promise of stellar things to come

Page 1 of 4