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Outer Space

Jennifer Levasseur from the National Air and Space Museum notes that the museum’s supply of popular astronaut foods is less comprehensive than its collection of rejects. “We only get what they didn’t eat (above: Apollo 17's spiced fruit cereal is now in the collections)."

Rita Rapp Fed America’s Space Travelers

NASA’s food packages now in the collections of the Air and Space Museum tell the story of how a physiologist brought better eating to outer space

An artist's concept of the Axel rover rappelling into a lunar pit.

NASA Considers a Rover Mission to Go Cave Diving on the Moon

The deep caverns and pits that dot the lunar surface could hold clues to the moon’s history and perhaps provide shelter for future human exploration

Cool Finds

NASA Releases Opportunity Rover’s Final Panorama Photograph

The little Mars explorer was hit by a duststorm in June, 2018 and never recovered, but it did send back 354 images from on its final days

An ultraviolet image of the Andromeda galaxy, the closest major galaxy to the Milky Way, taken by NASA's Galaxy Evolution Explorer space telescope. Like our own galaxy, Andromeda is a spiral galaxy with a flat rotating disk of stars and gas and a concentrated bulge of stars at the center.

Streams of Stars Snaking Through the Galaxy Could Help Shine a Light on Dark Matter

When the Milky Way consumes another galaxy, tendrils of stellar streams survive the merger, containing clues about the universe’s mysterious unseen matter

The SpaceX Crew Dragon spacecraft docked to the International Space Station.

Future of Space Exploration

After a Successful Test Flight to the International Space Station, SpaceX Looks Ahead to Launching Astronauts

SpaceX’s new Crew Dragon spacecraft could launch the first astronauts from U.S. soil in almost a decade

New Research

Mars May Have Had a Planet-Wide System of Underground Lakes

A study of 24 craters shows they experienced the simultaneous rise and fall of groundwater, suggesting they were interconnected at one time

An artist's concept of the Beresheet lunar lander on the moon.

Israel’s Private Lunar Lander Blasts Off for the Moon

The Israeli spacecraft Beresheet will gradually raise its orbit to reach the moon, landing after about a month and a half of flight

A mosaic of Mars images captured by the Viking Orbiter 1, which operated around the planet from 1976 to 1980. Valles Marineris, the largest canyon in the solar system, cuts across middle of the planet, stretching over 3,000 km long and up to 8 km deep.

With Opportunity Lost, NASA Confronts the Tenuous Future of Mars Exploration

Following decades of continuous flights to Mars, NASA is facing a shortage of missions

An artist's concept of the Mars Exploration Rover Opportunity superimposed on a photo of Victoria Crater, taken by the rover.

How NASA’s Opportunity Rover Made Mars Part of Earth

After more than 15 years exploring the surface of Mars, the Opportunity rover has finally roved its last leg

An artist's rendering of the European Space Agency's Mars rover, scheduled for launch in 2020 and recently named after English chemist and X-ray crystallographer Rosalind Franklin.

Europe’s 2020 Mars Rover Named for DNA Pioneer Rosalind Franklin

The U.K.-built vehicle is due to launch to the Red Planet next year

That's so metal.

New Research

Planetary Smash-Up May Have Produced This Distant Iron Exoplanet

Computer simulations suggest Kepler 107c could have been formed when two rocky planets collided, stripping it down to its metal core

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Ingenious Minds

Astrophysicist Mercedes Lopez-Morales Is Grooming the Next Generation of Planet Hunters

“The Daily Show” correspondent Roy Wood, Jr. talks with the astrophysicist about adrenaline, fear, curiosity and attracting younger generations to science

Though the technological challenges for a future Mars mission are considerable, a proposal to "live off the land" using resources on the Red Planet might dramatically simplify exploration plans.

A Smithsonian Researcher Reflects on What It Will Take to Land Humans on Mars

In a new book on space exploration, Smithsonian curator emeritus Roger D. Launius predicts boots on the Red Planet ground by the 2030s

A Meteor Struck the Moon During Sunday’s Total Eclipse

It may be the first time that such an event was documented from Earth

New Research

We Finally Know How Long a Day on Saturn Is

By studying oscillations in the planet’s iconic rings, researchers have determined it takes Saturn 10 hours, 33 minutes and 38 seconds to rotate once

Yutu-2 sets off on its inaugural journey.

The Cotton Plant That Sprouted on the Far Side of the Moon Has Died

China, which is manning the first probe to land on the lunar far side, was hoping to find out how plants fare in outer space

Astronomers believe that in the distant future, trillions of years from now, new and exotic types of stars will form across the universe.

Four Types of Stars That Will Not Exist for Billions or Even Trillions of Years

According to models of stellar evolution, certain types of stars need longer than the universe has existed to form

Trending Today

Why the Nation of Georgia Wants to Make Wine on Mars

Researchers there are looking for grape varieties that can grow in Martian soil and survive high radiation and carbon monoxide

The artist's concept depicts a comet-like tail of a possible disintegrating super Mercury-size planet candidate as it transits its parent star named KIC 12557548. At an orbital distance of only twice the diameter of its star, the surface temperature of the potential planet is estimated to be a sweltering 3,300 degrees Fahrenheit.

Disintegrating Planets Could Be the Key to Discovering What Worlds Are Made Of

Exoplanets that have been ripped apart by their host stars could provide an opportunity to measure the minerals of the galaxy

New Research

Scientists Predict Sun Will One Day Turn Into Giant Crystal Ball

New observations of white dwarfs confirm theory that the star remnants transition into solid structures as they cool

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