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Outer Space

From amazing firsts on Mars to the impacts of climate change on Earth, these science stories stood out as the most important of 2021

The Ten Most Significant Science Stories of 2021

Thrilling discoveries, hurdles in the fight against Covid and advancements in space exploration defined the past year

Webb’s 18 mirror segments can lock into the largest telescopic mirror humankind has ever built.

Future of Space Exploration

The Five Big Ways the James Webb Telescope Will Help Astronomers Understand the Universe

The highly awaited observatory is set to break new ground in many areas of astronomical research

Jovian moon Ganymede, is the only moon known to have a magnetic field. On its most recent flyby of the moon, the JunoCam imager on NASA's Juno spacecraft snapped the most detailed images of Ganymede on June 7, 2021.  

Jupiter’s Moon Ganymede Sounds Like Dial-Up Internet

The 50-second audio track was pieced together from data collected by NASA’s Juno Spacecraft

A region within Mars's Valles Marineris (pictured) called the Candor Chaos had a large amount of hydrogen about a meter below the surface.

Beneath Canyons on Mars, Astronomers Find Potentially ‘Water-Rich Area the Size of the Netherlands’

A Martian orbiter located a large reserve of hydrogen in a mountainous area of the Red Planet

On April 25, 1990, the Hubble Space Telescope was deployed from the cargo bay of Space Shuttle Discovery.

A Look Back at Hubble’s Interstellar Success

At the launch of the Webb Space Telescope, the legacy of America’s favorite eye in the sky is best remembered with a look at a Smithsonian artifact

While the nebula can be observed in visible light (as seen in the image above), it gets its name from how brightly it also appears when viewed in infrared wavelengths of light.  

Hidden Within This Wispy, Butterfly Wing–Shaped Nebula, a Star Is Born

The image of a budding celestial body reveals clues as to what happens before it becomes a full-fledged star

Since the Parker Solar Probe launched in 2018, it's been orbiting the sun and inching closer with every loop.

For the First Time Ever, a NASA Spacecraft Has ‘Touched’ the Sun

The Parker Solar Probe reached the sun’s upper atmosphere, gathering data along the way to help scientists better understand the center of our solar system

Over the course of our planet’s history, major impacts by comets and asteroids are plentiful.

The Very Real Effort to Track Killer Asteroids and Comets

In “Don’t Look Up,” researchers warn authorities about a comet hurtling towards Earth. Such a scenario isn’t just science fiction

A satellite positioned nearly a million miles away from Earth captured the eclipse over Antarctica.

Watch a Total Solar Eclipse Cloak Antarctica in Complete Darkness

The astronomical event occurred during the continent’s summer, when the sun never sets and the whole region is illuminated 24 hours a day

The rover will spend two to three lunar days, which is about two to three months time on Earth, traversing the lunar landscape to take a closer look at the object.

Chinese Rover Spots Weird, Large ‘Cube’ on the Moon

The geometric lunar feature dubbed a ‘mystery hut’ has stumped scientists, who say they plan to take a closer look

As comets near the sun, they begin to form a head and tail.

Meet Leonard, the Brightest Comet of the Year

The celestial object will reach peak visibility in the northern hemisphere on December 12 and should be visible until the end of the month

NASA’s Hubble Space Telescope snapped this picture of the Centaur LD2 as it orbited near Jupiter.

The Ambitious Idea to Study the Evolution of a Comet

Researchers want to send a spacecraft near Jupiter to join up with a chunk of rock and ice as it’s flung toward the sun

Not much is known about mysterious quasisatellites because of their small dimensions, distance, and ability to conceal themselves in the shadows. Kamoʻoalewa is the first quasisatellite to move within observing range of large telescopes.

A Chip Off the Moon May Be Tailing Earth on Its Orbit Around the Sun

Researchers suspect the fragment may have been debris from a cratering event on the lunar surface

Astronomers and planetary scientists interested in understanding how often or when the weather patterns occur use past and present images to compare how the planets change over time.

Say Cheese, Outer Planets! Hubble Captures New Images of Jupiter, Saturn, Uranus and Neptune

New images of the solar system’s giants give astronomers insight into atmospheric activity on other worlds

While pursuing her undergraduate and graduate studies Watkins interned for NASA at the Ames Research Center and the Jet Propulsion Laboratory.

NASA Astronaut Jessica Watkins Becomes the First Black Woman to Join International Space Station Crew

She will be the SpaceX Crew-4 team’s mission specialist

While only partial, the eclipse will still have 97 percent of the Moon cast with Earth’s shadow during the phenomenon’s peak. A tiny sliver of the Moon will glow while the rest of it will appear a dim-reddish brown color characteristic of a lunar eclipse.  

November’s Full Moon Lunar Eclipse Is a Once-in-a-Thousand-Years Event

For those in North America, the six-hour-long phenomenon will take place in the early hours of the morning on November 19

If humans want to establish a long-term presence on Mars, the ability to grow food in the planet’s harsh conditions is key.

Heinz Debuts ‘Marz Edition’ Ketchup Made With Tomatoes Grown in Mars-Like Conditions

Scientists grew the tomatoes under the same temperature and water levels found on the surface of the Red Planet

Chemical analysis of the glass identified minerals only found in extraterrestrial rocks and minerals, such as cubanite, troilite, pyrrhotite lath, or calcium-aluminum-rich inclusions. These minerals were also found in dust collected from the Wild-2 comet in 2004 by NASA during the Stardust mission.

Ancient Meteorite May Have Created Large Patches of Glittering Glass in South American Desert

An exploding comet may have transformed the sandy landscape into pieces of black and green twisted minerals

Melting sea ice because of climate change forces walruses to congregate on land instead of ice.

Researchers Need Volunteer ‘Walrus Detectives’ to Help Count the Animals in Satellite Images

The project aims to quantify the impact of climate change on the species

The researchers plan to to gather images, measurements and possibly samples of the meteorite, per CTV News. They are also asking residents near Golden to check for video, such as dash cam footage, from October 3 at 11:33 p.m. that may have captured a glimpse of the fireball. (Pictured: A shooting star streaks across a starry sky in British Columbia; image is not associated with the incident.)

Meteorite Crash-Landed in a Canada Woman’s Bed While She Slept

Ruth Hamilton awoke unharmed when the fist-sized space rock landed on her pillows

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