
Elizabeth Howell
Elizabeth Howell (she/her), Ph.D., was a staff writer in the spaceflight channel between 2022 and 2024 specializing in Canadian space news. She was contributing writer for Space.com for 10 years from 2012 to 2024. Elizabeth's reporting includes multiple exclusives with the White House, leading world coverage about a lost-and-found space tomato on the International Space Station, witnessing five human spaceflight launches on two continents, flying parabolic, working inside a spacesuit, and participating in a simulated Mars mission. Her latest book, "Why Am I Taller?" (ECW Press, 2022) is co-written with astronaut Dave Williams.
Latest articles by Elizabeth Howell

Chinese space station astronauts feast on spicy lamb, mooncakes for mid-autumn festival (video)
By Elizabeth Howell published
The crew on the Chinese Tiangong space station enjoyed tasty treats for mid-Autumn festival while spending time looking at the Earth below them.

Surprise asteroid flies by Earth at only 250 miles away (video)
By Elizabeth Howell published
An asteroid, called 2025 TF, safely passed within roughly 250 miles (400 km) of our planet on Sept. 30 after surprising astronomers.

China's Tianwen 2 asteroid-sampling spacecraft snaps a selfie with Earth
By Elizabeth Howell published
China's Tianwen 2 spacecraft took a picture of itself, as well as the Earth, while en route to a mysterious asteroid that may tell us more about the moon's history.

From Afar to Olduvai: asteroid Donaldjohanson's landmarks get names tied to human origins
By Elizabeth Howell published
The names of human ancestors are now on an asteroid map.

'This is how I'm going to land': New NASA astronaut candidate's helicopter skills could come in handy on the moon
By Elizabeth Howell published
Ben Bailey has 2,000 hours of flight time, including with high-profile military helicopters. The NASA astronaut candidate may be able to leverage that experience for moon landings.

Bad news for astronauts? Human stem cells age more rapidly in space, study suggests
By Elizabeth Howell published
A new study suggests that a group of cells, key for the health of blood and the immune system, are vulnerable to aging-like processes after spending time on the ISS.

'We're really on a different trajectory': How NASA's Artemis moon missions aim to prepare us for Mars
By Elizabeth Howell published
NASA is working on finding landing sites for future moon astronauts. Part of the work includes thinking about how to prepare for eventual Mars missions with astronauts.

Storms leave 120-mile scar in Alberta visible from space (images)
By Elizabeth Howell published
Hailstones drove into terrain in southern Alberta during a storm Aug. 20, creating a scar on the landscape visible in NASA satellites.

US Air Force selects Blue Origin and Anduril for rocket cargo delivery project: report
By Elizabeth Howell published
Blue Origin and Anduril each received AFRL contracts to deliver rocket-flown cargo to any point in the world within one hour, according to a media report.

Can we safely deflect a killer asteroid without making it worse? Only if we avoid the gravitational 'keyhole,' scientists say
By Elizabeth Howell published
If we slam an impactor into an asteroid in exactly the wrong spot, the space rock may pass through a "gravitational keyhole" that brings it to Earth.

You could help NASA track its Artemis 2 astronauts' trip around the moon in 2026
By Elizabeth Howell published
As part of the Artemis 2 astronaut moon mission launching no earlier than 2026, NASA is asking volunteers to test alternative forms of deep-space tracking.

Ready for the next 'Oumuamua? Launching flyby missions to visiting interstellar comets is 'feasible and affordable,' study says
By Elizabeth Howell published
Conducting a flyby mission to an interstellar object visiting our solar system is "feasible and affordable," a new study finds. But orbiting such an interloper is a different story.

ISS astronaut Jonny Kim says controlling robots on Earth felt like playing video games: 'This demo brought me right back'
By Elizabeth Howell published
The only problem with being an astronaut? Less time for video gaming.

SpaceX Dragon cargo capsule boosts ISS higher above Earth in key test
By Elizabeth Howell published
SpaceX’s Dragon capsule demonstrated its ability to boost the ISS on Sept. 3, pushing the orbiting lab slightly higher above Earth.

Harassment at Antarctic research bases could spell problems for moon, Mars outposts
By Elizabeth Howell published
The National Science Foundation is already implementing some recommendations after a recent survey found issues with sexual assault and harassment on Antarctic missions.

SpaceX launches 5,000 pounds of cargo to the International Space Station, lands rocket at sea (video)
By Elizabeth Howell last updated
SpaceX launched its 33rd Dragon cargo mission early Sunday morning (Aug. 24), sending 5,000 pounds of cargo toward the International Space Station.

NASA will announce its new astronaut class in September
By Elizabeth Howell published
NASA will announce its new astronaut class in September, as well as details about the Artemis 2 crewed mission around the moon.

This Chappell Roan song boosted interest in a Canadian dark sky preserve by 1,800%
By Elizabeth Howell published
Chappell Roan mentioned Canada's Saskatchewan just days before Cypress Hills Interprovincial Park hosts a "star party" festival in its dark-sky park.

Sirius: The brightest star in Earth's night sky
By Elizabeth Howell, Ailsa Harvey last updated
Reference Discover Sirius, the Dog Star, the brightest star in the night sky and learn how to spot it, its history, and why astronomers study it.

Chinese astronauts beef up Tiangong space station's debris shield during 6.5-hour spacewalk (video)
By Elizabeth Howell published
Two Chinese astronauts spent more than six hours outside the Tiangong space station on Friday (Aug. 15), installing a debris shield on the third spacewalk of the Shenzhou 20 mission.

NASA wants new spacecraft to reach 'difficult-to-reach orbits' around Earth and in deep space
By Elizabeth Howell published
NASA has awarded $1.4 million to six companies, to further their ideas about how to get vehicles farther into space cheaply and efficiently.

Who's a good robot dog? Bert and Spot explore Mars-like surface with help from AI and astronaut in space
By Elizabeth Howell published
Four robots recently took to Mars-like terrain, including a cave system, during an epic experiment involving a NASA astronaut in space.

Rookie crewmates kept things fresh for Ax-4 astronaut Peggy Whitson: 'It's always great to relive a little bit of that first time'
By Elizabeth Howell published
Ax-4 commander Peggy Whitson just extended her American duration record on the International Space Station. She also served as coach to the three rookie astronauts who flew with her.
Breaking space news, the latest updates on rocket launches, skywatching events and more!


