Sarah Lewin

Sarah Lewin

Sarah Lewin started writing for Space.com in June of 2015 as a Staff Writer and became Associate Editor in 2019 . Her work has been featured by Scientific American, IEEE Spectrum, Quanta Magazine, Wired, The Scientist, Science Friday and WGBH's Inside NOVA. Sarah has an MA from NYU's Science, Health and Environmental Reporting Program and an AB in mathematics from Brown University. When not writing, reading or thinking about space, Sarah enjoys musical theatre and mathematical papercraft. She is currently Assistant News Editor at Scientific American. You can follow her on Twitter @SarahExplains.

Articles by: Sarah Lewin

The Perseid meteor shower is often considered one of the best meteor showers of the year. This image of the Perseid meteor shower was captured at Lake Duolun, Inner Mongolia, China.

Perseid meteor shower 2022: When, where & how to see it

By Sarah Lewin, Chelsea Gohd, Daisy Dobrijevic published

The Perseid meteor shower occurs every year between July and August as Earth passes through the long trail left by Comet Swift-Tuttle. This year's peak will be Aug. 11 to 12.

"American Moonshot" by Douglas Brinkley

Relive Apollo with Author Doug Brinkley at NYC's Intrepid Museum

By Sarah Lewin published

Get ready for the 50th anniversary of Apollo at the Intrepid Sea, Air & Space Museum with historian and author Douglas Brinkley.

A photograph of the scientists' setup to measure the May 29, 1919 total solar eclipse from Sobral, Brazil. Two heliostats with moveable mirrors directed images of the sun into two horizontal telescopes.

In Photos: Einstein's 1919 Solar Eclipse Experiment Tests General Relativity

By Sarah Lewin published

Here's how scientists verified Albert Einstein's theory of relativity using a total solar eclipse.

A tryptic of posters celebrate NASA's, Apollo's and Space.com's big anniversaries this year. You can download them for free online.

Here's Three Free Posters to Celebrate NASA's Apollo Anniversaries (and Space.com's, Too!)

By Sarah Lewin published

Celebrate the 50th anniversary of NASA's groundbreaking Apollo program — and the 20th anniversary of Space.com — with a set of three free posters!

"Children of Ruin" by Adrian Tchaikovsky

Alien Minds, Alien Tech (and Spiders, Too): Q&A With Sci-Fi Author Adrian Tchaikovsky

By Sarah Lewin published

"Children of Ruin" probes alien minds of terrestrial and extraterrestrial origin.

"Apollo's Legacy" by Roger Launius

'Apollo's Legacy': Space Historian Talks Lunar Science, Politics — and a Return to the Moon

By Sarah Lewin published

NASA's Apollo program was transformational technologically, scientifically and politically, and it reverberates today in how the country sees itself and its accomplishments.

"Exhalation" by Ted Chiang

'Exhalation' Collection Will Expand Your Mind: A Q&A with Short Story Author Ted Chiang

By Sarah Lewin published

This artist's illustration shows two colliding neutron stars, the super-dense cores left behind after stars undergo supernova explosions.

'Improved' Gravitational-Wave Detectors Rake in Five Exciting Finds in a Month

By Sarah Lewin published

Just a month into a new observing round after significant improvements, gravitational-wave detectors have already used ripples in space-time to pinpoint five collisions of cosmic proportions.

Tissue chips, also known as organs on chips, are small devices containing human cells in a matrix that scientists can use to test how the body responds to stresses and drugs.

Weird Science: Nanoparticles, Algae and Organs on Chips to Launch on SpaceX Dragon

By Sarah Lewin published

The universe better watch out...

The Space Age Invades Marvel's Cinematic Universe

By Sarah Lewin published

As the forces of the universe muster against the ultimate villain Thanos for "Avengers: Endgame" (2019), Space.com took a look back at how the MCU has related to outer space.

In "Delta-v," Daniel Suarez describes a dangerous fictional mission to the asteroid Ryugu.

Ryugu Proves Perilous Target in Asteroid-Mining Thriller 'Delta-v'

By Sarah Lewin published

In "Delta-v" (Dutton, 2019) by Daniel Suarez, out today (April 23), an unpredictable billionaire recruits an adventurous cave diver to join the first-ever effort to mine an asteroid.

A SpaceX Dragon spacecraft hangs outside the International Space Station's Cupola module. The craft was there during the company's eighth resupply mission to the station, photographed by NASA astronaut Tim Kopra in April.

SpaceX Cargo Launch Still On Track Despite Crew Dragon Anomaly, NASA Says

By Sarah Lewin published

SpaceX's upcoming cargo launch is still on track after a recent anomaly during a test of their Crew Dragon capsule.

Photographer Islam Hassan captured this photo of a Lyrid meteor over Egypt on April 25, 2015.

Lyrid Meteor Shower 2019 Peaks Overnight Tonight and Monday!

By Sarah Lewin published

Look up: It's the Lyrid meteor shower!

SpaceX's Falcon 9 lifts off from Cap Canaveral

Blastoff! How to See a Rocket Launch In Person This Year

By Sarah Lewin published

It's not just for the pros: With a little planning and flexibility, anybody can go watch a rocket blast off. Our in-depth guide goes through each of this year's U.S. launch locations and dates.

An artist's illustration of the Beresheet moon lander built by SpaceIL and Israel Aerospace Industries in space.

Science Channel Chronicles Israel's 1st Moon Mission in Documentary Tonight

By Sarah Lewin published

A new documentary April 15 from Science Channel follows SpaceIL's Beresheet mission, the Israeli moon lander that failed and crashed into the lunar surface.

Scott and Mark Kelly (Mark at left) at a press event in 2015 before Scott's nearly yearlong stay on the International Space Station. Researchers carefully tracked both twins over the course of the mission and afterward to observe how Scott's body and capabilities changed due to spaceflight.

Landmark NASA Twins Study Reveals Space Travel's Effects on the Human Body

By Sarah Lewin published

A year on the space station has an undeniable impact across the human body, but many of the body's systems recover after a return to Earth.

David Saint-Jacques snapped this photo from the International Space Station April 4 of the launch trail left by the Progress 72 cargo spacecraft.

Wow! Astronaut Spots Cargo Ship Launch from Space Station (Photo)

By Sarah Lewin published

Canadian astronaut David Saint-Jacques snapped a photo of a Russian cargo spacecraft's zigzag launch trail from the International Space Station this morning (April 4).

NASA administrator Jim Bridenstine speaks at a town hall event April 1, 2019.

India's Anti-Satellite Test Created Dangerous Debris, NASA Chief Says

By Sarah Lewin published

India's recent anti-satellite test created 60 pieces of orbital debris big enough to track, 24 of which rise higher than the International Space Station's orbit around Earth.

The famous R2-D2.

This Epic R2-D2 Observatory is Totally the Droid We've Been Looking For

By Sarah Lewin published

Germany's Zweibrücken Observatory bears a striking resemblance to a beloved "Star Wars" sidekick.

Artist's illustration of NASA's Space Launch System megarocket launching the Orion crew capsule.

NASA Aims to Accelerate SLS Megarocket for 2024 Moon Push

By Sarah Lewin published

NASA Administrator Jim Bridenstine said that speeding up production of NASA's Space Launch System (SLS) megarocket is absolutely essential to getting humans to the moon by 2024.

Visit the Heart of the Milky Way in This 360-Degree, 4K Simulation (Video)

By Sarah Lewin published

Put yourself at the center of an ever-changing Milky Way with this new immersive video of the galaxy's core.

"Tiamat's Wrath" by James S.A. Corey

'Tiamat's Wrath' Builds Up to Grand Finale for 'Expanse' Books

By Sarah Lewin published

The most dangerous thing in space exploration is the humans that do the exploring — right up until it isn't.

The pulsar J0002+6216 streaks away from the bubble-like supernova remnant CTB 1. This composite image combines radio, visible light and infrared data. CTB 1, if viewed in the night sky, would appear to be the size of a full moon.

Whirling 'Cannonball' Pulsar Flees Supernova Site at Epic Speed

By Sarah Lewin published

A supernova explosion flung out a super-dense, whirling stellar core, sending it streaking across space at almost 2.5 million miles per hour with a glowing trail 13 light-years long in its wake.

The two sections of SpaceX's Starship "hopper" test vehicle as seen in December 2018.

You Can Watch SpaceX's Starship Hopper Tests Live Via a South Texas Surf School

By Sarah Lewin published

SpaceX's first tests of its prototype Starship may start soon — and you can watch them live online.

Zooming in to Ultima Thule while riding along with NASA's New Horizons probe.

Queen Guitarist Brian May Scores Ultima Thule Flyby Time-Lapse Video

By Sarah Lewin published

An ethereal track by Queen lead guitarist Brian May accompanies the awe-inspiring time-lapse view from NASA's New Horizons flyby of a distant solar system object.