NASA

After returning to Earth, EpiPen solution sent into space showed no signs of containing epinephrine, the life-saving drug that reverses the effects of a severe allergic reaction.

Kids Discover That EpiPens May Not Work in Space

After returning from space, the life-saving drug epinephrine had partially changed into poisonous benzoic acid

The astronauts launch into space at 12:34 a.m. Eastern time on Thursday. They'll join seven other astronauts aboard the ISS, before four others return to Earth in a few days. 

Four Astronauts Arrive at the International Space Station

Despite a launch delay and docking issue, the space travelers are now onboard the orbiting laboratory

Researchers used Barbie dolls to test liquid nitrogen's effectiveness at removing Moon dust simulants from a replica spacesuit. (Left: before spraying; center: after spraying; right: after spot cleaning)

NASA's Moon Dust Problem Might Finally Have a Solution

Researchers sprayed liquid nitrogen at spacesuit-clad Barbie dolls to test their novel idea

Time moves more quickly on the moon than on Earth because of gravity.

Space Officials Want a Time Zone for the Moon

Lunar timekeeping could help with navigation and communication, but experts say it will be difficult

NASA scientists launch a scientific ballloon from the Halley Research Station in Antarctica on Jan. 30, 2014.

High-Altitude Balloons Aren’t Just for Spying. Here’s How Scientists Use Them

Students, scientists and hobbyists are beginning to worry for their research as balloons are increasingly shot down

Large-scale production of green hydrogen is seen as an alternative to the use of fossil fuels in the coming decades. Latin America is well-positioned to play a large part in this new industry and already has several projects in the works.

Can Green Hydrogen Help Power Latin America?

In anticipation of future demand, several projects are underway in the region to produce this clean energy source

NASA’s Space Launch System sent the uncrewed Orion spacecraft into orbit around the moon in November 2022.

The Revolution in Moon Exploration

How Loud Was NASA's Artemis 1 Launch?

The Space Launch System rocket produced crackling sounds 40 million times louder than a bowl of Rice Krispies cereal in milk, researchers say

Artist's concept of a spacecraft that will test a nuclear thermal rocket engine.

Nuclear-Powered Rockets Might One Day Carry Astronauts to Mars

NASA and DARPA are building a nuclear thermal rocket engine that could slash the time it would take to reach the Red Planet

An enhanced-contrast image of Jupiter and its moon Ganymede taken by NASA's Cassini spacecraft in 2000.

Jupiter Reclaims Title of Planet With the Most Moons

After the discovery of 12 new moons, the gas giant now has 92 known natural satellites—and scientists expect to find more

Sacha Jafri's We Rise Together—With the Light of the Moon is designed to endure on the moon’s surface.

Art Meets Science

One Small Step for Space Art

A new artwork by Sacha Jafri could travel to the moon next month

NASA's Perseverance Mars rover took this selfie with some of the sample tubes it left on the Red Planet's surface using the camera at the end of its robotic arm.

Perseverance Rover Completes Depot of Mars Rock Samples

The collection is a failsafe for the Mars Sample Return project, which aims to deliver Martian rocks to Earth

An orbital diagram shows that 2023 BU's trajectory (in red) passed closer to Earth on January 26, 2023 than the orbits of geosynchronous satellites (in green). 

An Asteroid Just Passed Very Close to Earth

The truck-sized space rock came within 2,200 miles of our planet, closer than some satellites

Concept art for the final form of NASA's experimental X-57 Maxwell electric plane. The plane is not expected to ever reach this phase, as the program's time and funds are running out.

NASA’s Electric Plane Will Take Flight This Year—but Its Future Is Uncertain

The X-57 Maxwell has removed some barriers to electric flight, but its funding expires soon

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

An unidentified aerial phenomenon captured by the U.S. Navy

More Than 350 New UFO Sightings Added to U.S. Government Records

Officials speculate these may include balloons, drones, airborne plastic bags or birds

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

A photo of the International Space Station taken by a crewmember aboard the space shuttle orbiter Discovery in 2001. 

Space Station Astronauts to Receive New Spacecraft After Coolant Leak

The original vehicle was deemed too dangerous for a regular trip home and will only be used in an emergency

The satellite reentered Earth's atmosphere at 11:04 p.m. Eastern time on Sunday.

NASA Satellite Falls Back to Earth After Almost 40 Years in Space

The reentry calls attention to the mission’s success and puts a spotlight on the dangers of space debris

Frost-capped sand dunes near Mars's north pole, captured by the Mars Reconnaissance Orbiter two days after the planet's winter solstice

See the Chilling Beauty of Winter on Mars

NASA images reveal frost, geysers and intricate frozen patterns on the Red Planet

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The Ten Most Significant Science Stories of 2022

From Omicron’s spread to a revelation made using ancient DNA, these were the biggest moments of the past year

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