February 2021

NASA astronaut and Expedition 64 Flight Engineer Kate Rubins collects tubes containing swab samples of microbes for the 3DMM (Three-dimensional Microbial Monitoring of ISS Environment) investigation.

Red supergiants are a class of star that end their lives in supernova explosions.

A team of international researchers went back to the formation of the solar system 4.6 billion years ago to gain new insights into the cosmic origin of the heaviest elements on the periodic table.

This image taken with the NASA/ESA Hubble Space Telescope features NGC 4826 -- a spiral galaxy located 17 million light-years away in the constellation of Coma Berenices (Berenice's Hair).

To become climate neutral by 2050, the European Union launched two ambitious programmes: "Green Deal" and "DigitalStrategy".

NASA's Space to Ground is your weekly update on what's happening aboard the International Space Station.

Two NASA astronauts are getting their tools and spacesuits ready for Sunday's spacewalk to ready the International Space Station for new solar arrays.

The Copernicus Sentinel-2 mission takes us over Vancouver - the third largest city in Canada.

The ESA-Roscosmos Trace Gas Orbiter has spotted NASA's Mars 2020 Perseverance rover, along with its parachute and back shell, heat shield and descent stage, in the Jezero Crater region of Mars.

After traveling several billion miles toward the Sun, a wayward young comet-like object orbiting among the giant planets has found a temporary parking place along the way.

Litter is not only a problem on Earth. According to NASA, there are currently millions of pieces of space junk in the range of altitudes from 200 to 2,000 kilometers above the Earth's surface, which is known as low Earth orbit (LEO).

NASA researchers have found a small but unexpected decrease in air pollution over some parts of Africa despite growing use of fossil fuels in many countries due to development and economic growth.

Herbig-Haro objects are some of the rarer sights in the night sky, taking the form of thin spindly jets of matter floating among the surrounding gas and stars.

The Expedition 64 crew members are revving up their spacewalk preparations as they juggle an array of advanced space science aboard the International Space Station today.

NASA's Parker Solar Probe captured stunning views of Venus during its close flyby of the planet in July 2020.

Volcanic rock samples collected during NASA's Apollo missions bear the isotopic signature of key events in the early evolution of the Moon, a new analysis found.

A Southwest Research Institute® (SwRI®) scientist examined 11 Mars years of image data to understand the seasonal processes that create linear gullies on the slopes of the megadune in the Russell crater on Mars.

For decades after its discovery, observers could only see the solar chromosphere for a few fleeting moments: during a total solar eclipse, when a bright red glow ringed the Moon's silhouette.

A new theoretical study has proposed a novel mechanism for the creation of supermassive black holes from dark matter.

Today: Payloads - ISAAC (Integrated System for Autonomous and Adaptive Caretaking): The crew performed the Astrobee free flyer setup and installed the RFID Recon Reader onto the flyer and performed checkout steps to verify the ISAAC software.

The Northrop Grumman Cygnus cargo spacecraft was berthed to the International Space Station's Earth-facing port of the Unity module at 7:16 a.m. EST Monday morning and subsequently bolted into place.

The Cygnus space freighter from Northrop Grumman approaches the International Space Station as both spacecraft were orbiting 262 miles above the Syria-Iraq border.

This oblique view of Mount Ararat in eastern Turkey was taken from the International Space Station as it orbited 262 miles above Iran just south of the Caspian Sea

Christina Khodada, a research scientist working with the Exploration Research and Technology Programs, prepares containers Feb. 11, 2021, at NASA's Kennedy Space Center in Florida for a Materials International Space Station Experiment (MISSE).

Since the late 1800s, observers have searched the polar skies for elusive, high-flying clouds that shine in the darkness.

Since astronomers captured the bright explosion of a star on February 24, 1987, researchers have been searching for the squashed stellar core that should have been left behind.

New video from NASA's Mars 2020 Perseverance rover chronicles major milestones during the final minutes of its entry, descent, and landing (EDL) on the Red Planet on Feb. 18 as the spacecraft plummeted, parachuted, and rocketed toward the surface of Mars. A microphone on the rover also has provided the first audio recording of sounds from Mars.

The Expedition 64 crew is making final preparations today for the arrival of a U.S. resupply ship while keeping up the momentum of space research.

Our Perseverance rover takes up residence on Mars, the space station's next commercial resupply mission, and a new date for a commercial crew test flight ... a few of the stories to tell you about - This Week at NASA.

The Copernicus Sentinel-2 mission takes us over Lusaka - the capital and largest city of Zambia.

The Expedition 64 crew is getting ready for next week's arrival of the Northrop Grumman Cygnus resupply ship following its launch on Saturday.

Less than a day after NASA's Mars 2020 Perseverance rover successfully landed on the surface of Mars, engineers and scientists at the agency's Jet Propulsion Laboratory in Southern California were hard at work, awaiting the next transmissions from Perseverance.

The largest, most advanced rover NASA has sent to another world touched down on Mars Thursday, after a 203-day journey traversing 293 million miles (472 million kilometers).

New observations of the first black hole ever detected have led astronomers to question what they know about the Universe's most mysterious objects.

A short-lived resurgence in the emission of ozone depleting pollutants in eastern China will not significantly delay the recovery of Earth's protective "sunscreen" layer, according to new research published Feb. 10 in Nature.

Russia's ISS Progress 77 resupply ship delivered over a ton of nitrogen, propellant and oxygen early Wednesday morning to the International Space Station.

Russia's uncrewed ISS Progress 77 resupply ship is pictured moments after docking to the International Space Station's Pirs docking compartment.

The snow-covered city of Ufa, Russia, surrounded by the icy Belaya and Ufa rivers, was pictured from the International Space Station as it orbited 265 miles above the Kazakhstan-Russia border.

In a first for ESA and human spaceflight worldwide, ESA is looking for individual(s) who are psychologically, cognitively, technically and professionally qualified to be an astronaut, but have a physical disability that would normally prevent them from being selected due to the requirements imposed by the use of current space hardware.

Motivated by recent visits from interstellar comets, along with continuing discoveries of minor bodies in orbit of the Sun, this paper studies the capture of objects on initially hyperbolic orbits by our solar system.

Today: Payloads - Three-dimensional Microbial Mapping of ISS Environment (3DMM): The crew performed surface collections in PMM and the Airlock.

On 18 February 2021, NASA's Perseverance rover is expected to arrive at Jezero impact crater, the site of a former lake on Mars. The High Resolution Stereo Camera on ESA's Mars Express has provided important context for the landing site and its surrounds.

Our universe is dominated by a mysterious matter known as dark matter. Its name comes from the fact that dark matter does not absorb, reflect or emit electromagnetic radiation, making it difficult to detect.

NASA, in collaboration with other leading space agencies, aims to send its first human missions to Mars in the early 2030s, while companies like SpaceX may do so even earlier.

The right-hand and left-hand forward assemblies for the Artemis I Space Launch System (SLS) are in the transfer aisle of the Vehicle Assembly Building at NASA's Kennedy Space Center in Florida on Jan. 21, 2021.

NASA's Lunar Reconnaissance Orbiter (LRO) spacecraft has far exceeded its planned mission duration, revealing that the Moon holds surprises:

This image from the NASA/ESA Hubble Space Telescope features an impressive portrait of M1-63, a beautifully captured example of a bipolar planetary nebula located in the constellation of Scutum (the Shield).

The northern coast of the Persian Gulf, pictured from the International Space Station at an altitude of 262 miles, leads to the Middle Eastern nations of Kuwait, Iraq and Iran.

The next rocket to launch a resupply ship to the International Space Station rolled out to its launch pad on the other side of the world this morning.

This view of the Earth's horizon looks across the Red Sea and the Nile River in Africa as the International Space Station orbited 261 miles above Saudi Arabia.

This view of Jupiter's turbulent atmosphere from NASA's Juno spacecraft includes several of the planet's southern jet streams.

Astronomers found something they weren't expecting at the heart of the globular cluster NGC 6397: a concentration of smaller black holes lurking there instead of one massive black hole.

The newly discovered TOI 451 planetary system features three planets orbiting the same sun. CREDIT Illustration courtesy of NASA/Goddard Space Flight Center

A unique 'heart-shape', with wisps of gas filaments showing an intricate honeycomb-like arrangement, has been discovered at the centre of the iconic supernova remnant, the Crab Nebula.

Tracking our next Mars landing, the science on the next station resupply mission, and the newest space station flight directors ... a few of the stories to tell you about - This Week at NASA.

For Valentine's Day, the Copernicus Sentinel-2 mission takes us over Valentine Island in northern Western Australia.

NASA's Space to Ground is your weekly update on what's happening aboard the International Space Station. Got a question or comment? Use #AskNASA​ to talk to us.

The Expedition 64 crew continued setting up a new science and cargo airlock for operations today since its installation last year on the International Space Station.

An external high definition camera captured this image of the ISS Progress 76 resupply ship backing away from the International Space Station after it had undocked moments earlier from the Pirs docking compartment.

In the last 25 years, scientists have discovered over 4000 planets beyond the borders of our solar system.

Remnants of planets with Earth-like crusts have been discovered in the atmospheres of four nearby white dwarf stars by University of Warwick astronomers, offering a glimpse of the planets that may have once orbited them up to billions of years ago.

Mount Etna, an active volcano on the east coast of Sicily, Italy, is pictured from the International Space Station as it orbited 263 miles above.

The coast of Peru in South America is pictured from the International Space Station as it orbited 263 miles above the Pacific Ocean.

Mini-Neptunes and super-Earths up to four times the size of our own are the most common exoplanets orbiting stars beyond our solar system.

A Southwest Research Institute scientist has updated Mars chronology models to find that terrains shaped by ancient water activity on the planet's surface may be hundreds of millions of years older than previously thought.

A team, including an astronomer from the University of Hawaii Institute for Astronomy (IfA), have confirmed a planetoid that is almost four times farther from the Sun than Pluto, making it the most distant object ever observed in our solar system.

A Russian resupply ship departed the International Space Station overnight as two more cargo missions get ready for their launch.

The desert city of Dubai, on the Persian Gulf coast of the United Arab Emirates, is pictured from the International Space Station as it orbited 261 miles above.

After a nearly seven-month journey to Mars, NASA's Perseverance rover is slated to land at the Red Planet's Jezero Crater Feb. 18, 2021, a rugged expanse chosen for its scientific research and sample collection possibilities.

Betelgeuse is normally one of the brightest, most recognizable stars of the winter sky, marking the left shoulder of the constellation Orion.

Two cargo rockets on opposite sides of the world are nearing their launch to resupply the Expedition 64 crew this month.

This view of the Earth's horizon looks across a cloudy Pacific Ocean as the International Space Station orbited 271 miles above off the coast of southern Chile in South America.

Areas featuring subsurface frozen water ice that could benefit future human explorers have been identified in the northern mid-latitudes of Mars, a new paper led by Planetary Science Institute Senior Scientist Gareth A. Morgan says.

So you want to build a Mars base. Where to start?

In High Bay 3 of the Vehicle Assembly Building at NASA's Kennedy Space Center in Florida, the left-hand forward center booster segment for Artemis I is lowered onto the center center booster segment on the mobile launcher for the Space Launch System (SLS) on Jan. 29, 2021.