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Science / Space

Smithsonian Takes a Giant Step with Its First Kickstarter Campaign to Fund the Conservation of Neil Armstrong’s Spacesuit

On the 46th anniversary of the historic moonwalk, the spacesuit that made it possible is headed to the conservation lab

Mission operations manager Alice Bowman shares the real secret behind the Pluto flyby in December 2014.

These Pictures Give a Rare Glimpse Into the Heart of the Pluto Flyby

Spanning the full 9.5 years of the mission to date, the images by Michael Soluri capture the people behind the epic close encounter

Turns out Pluto is covered in ice mountains up to 11,000 feet high.

Behold, the First Closeup Pictures From the Pluto Flyby Are Here

From fresh-faced moons to ice mountains, these are the visual surprises that hit the ground the day after the Pluto flyby

Exaggerating the colors on Pluto and Charon helps mission scientists see distinct terrains on each icy world.

Where Will the New Horizons Probe Go After Pluto?

The historic flyby may be over, but the spacecraft should still go on to study even smaller bodies on its path through the Kuiper belt

Pluto as seen by New Horizons on July 13, when the spacecraft was about 476,000 miles from the surface.

The New Horizons Probe Has Made Its Closest Approach to Pluto

Mission scientists have received the confirmation signal that the pre-programmed event went as planned and the craft is healthy

Hello, Pluto! We <3 you, too.

New Research

Pluto Probe Finds Surprises Ahead of Its Close Encounter

From dark poles to weird “whales”, New Horizons is giving us a taste of the historic science we can expect from its visit to Pluto

The 7-by-6-foot video wall on view at the National Air and Space Museum closes the 93 million mile gap between the Earth and the Sun.

These Two Scientists Turned Data From the Sun Into a Work of Art

After collecting real-time data from the sun, two astrophysicists got to tinkering with video game components and the outcome is breathtaking

The hydrophobic bacteria that coat the ceilings of some dark lava caves produce a gorgeous golden sparkle.

How Bacteria Make This Underground, Awe-Inspiring Cave Shine Gold

These underground tubes at Lava Beds National Monument include sparkling gold ceilings that even NASA wants to study

An iconic remnant of the space shuttle Challenger disaster, this flag-covered piece of fuselage was hidden away in storage until NASA's new memorial launched on June 27, 2015.

NASA’s Memorial Honors Lives Lost on the Challenger and Columbia Missions

The permanent exhibit at the Kennedy Space Center in Florida displays remnants of the shuttles and items from fallen astronauts

This artist's rendering shows New Horizons encountering Pluto and its largest moon, Charon.

Seven Surprises From the First Flybys of Each Planet in the Solar System

As the New Horizons probe approaches Pluto, find out what wonders were uncovered by the first spacecraft to zip past other worlds

Penicillin: a fuzzy little life saver.

11 Reasons to Love Bacteria, Fungi and Spores

From medicines to jet fuel, we have so many reasons to celebrate the microbes we live with every day

A mosaic image shows magnetic activity on the solar disk, which is surrounded by the relatively faint corona.

New Research

A “Mangrove Forest” of Magnetism May Help Heat the Sun’s Corona

New simulations might explain why the sun’s atmosphere is bizarrely millions of degrees hotter than its surface

An artist's rendering of the Pluto system seen from the surface of one of its moons.

New Research

Weird Orbital Behaviors Offer Clues to the Origins of Pluto’s Moons

Solving the mystery of these satellites could help astronomers understand “Tatooine” exoplanets that orbit binary stars

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Best Space Photos of the Week

See a Bubbly Nebula, an Artistic Earth and Other Spacey Treats

A celebratory star nest and a painterly view of home feature among our picks for this week’s best space pictures

The Galileo spacecraft's view of the crazy cracks and brown gunk on Europa.

These Instruments Will Help NASA Figure Out If Life Can Thrive on Europa

The space agency has announced the suite of experiments that will fly on a mission to the icy moon of Jupiter

The last of the data from the New Horizons flyby won’t arrive until late 2016.

One Man’s Lifelong Pursuit of Pluto is About to Get Real

When the New Horizons spacecraft races by the quasi-planetary body, Alan Stern will have finally met his match

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Best Space Photos of the Week

Dark Globs, a Salty Moon and More of This Week’s Stellar Wonders

Mysterious star clusters and Europa in a can feature in our picks for this week’s best space images

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Ask Smithsonian: How Many Rings Does Saturn Have?

The age, origin and purpose of Saturn’s rings have mystified scientists since the days of Galileo

An artist's vision of a brilliant quasar at the core of a young galaxy.

Think Big

Rare Quartet of Quasars Found in the Early Universe

The quirky set of extremely bright black holes challenges theories for how the cosmos reached its current structure

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Best Space Photos of the Week

A Lopsided Supernova, Orbital Espresso and More Cosmic Wonders

An exploding star reveals its secrets and an astronaut takes a coffee break in this week’s best space pictures

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