Edward Dwight Aims for Space at Last
Six decades ago, Mr. Dwight’s shot at becoming the first Black astronaut in space was thwarted by racism and politics. Now, at 90, he’s finally going up.
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Six decades ago, Mr. Dwight’s shot at becoming the first Black astronaut in space was thwarted by racism and politics. Now, at 90, he’s finally going up.
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With the help of Google Cloud, scientists churned through hundreds of thousands of images of the night sky to reveal that the solar system is filled with unseen objects.
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A new map of the center of the Milky Way galaxy reveals details of its magnetic fields
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Soon, this devil-horned comet won’t be visible for another seven decades.
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NASA Seeks ‘Hail Mary’ for Its Mars Rocks Return Mission
The agency will seek new ideas for its Mars Sample Return program, expected to be billions of dollars over budget and years behind schedule.
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She Dreams of Pink Planets and Alien Dinosaurs
Lisa Kaltenegger, director of the Carl Sagan Institute at Cornell University, hunts for aliens in space by studying Earth across time.
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A Tantalizing ‘Hint’ That Astronomers Got Dark Energy All Wrong
Scientists may have discovered a major flaw in their understanding of that mysterious cosmic force. That could be good news for the fate of the universe.
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Cosmic Forecast: Blurry With a Chance of Orbital Chaos
Astronomers have gotten better at tracking the motions of stars just beyond the solar system. But that’s made it harder to predict Earth’s future and reconstruct its past.
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One Satellite Signal Rules Modern Life. What if Someone Knocks It Out?
Threats are mounting in space. GPS signals are vulnerable to attack. Their time-keeping is essential for stock trading, power transmission and more.
By Selam Gebrekidan, John Liu and
NASA Is Recruiting a New Class of Astronauts
Victor Glover, a nine-year veteran of the astronaut corps who will fly around the moon in 2025, said the search for excellence and diversity were not mutually exclusive.
By Kenneth Chang and
The Night Sky Will Soon Get ‘a New Star.’ Here’s How to See It.
A nova named T Coronae Borealis lit up the night about 80 years ago, and astronomers say it’s expected to put on another show in the coming months.
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Why It’s So Challenging to Land Upright on the Moon
Two spacecraft have ended up askew on the lunar surface this year. It is easier to tip over in the weaker gravity on the moon than you may imagine.
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Ingenuity, the NASA Helicopter Flying Over Mars, Ends Its Mission
The robot flew 72 times, serving as a scouting partner to the Perseverance rover, aiding in the search for evidence that there was once life on the red planet.
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Sync Your Calendar With the Solar System
Never miss an eclipse, a meteor shower, a rocket launch or any other astronomical and space event that’s out of this world.
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Highlights From the Total Solar Eclipse’s Dark Path Through the U.S., Mexico and Canada
People all over North America spent the afternoon awed by the movement of the moon’s shadow, the last time it will pass through so much of the continent until the 2040s.
The Eclipse Across North America
What people in the path of totality were seeing and saying as the eclipse unfolded across the continent.
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See the Total Solar Eclipse’s Shadow From Space
An American weather satellite is capturing the movement of the moon’s shadow across North America during the total eclipse of the sun on Monday.
By K.K. Rebecca Lai and
Fjords, Pharaohs or Koalas? Time to Plan for Your Next Eclipse.
If you can’t get enough of totality, or missed out this time, you’ll have three more chances in the next four years in destinations like Iceland, Spain, Egypt and Australia.
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Did You Really Need to Be There to See the Eclipse?
For much of the 20th century, Rochester, N.Y., was the “imaging capital of the world.” For three and a half minutes on Monday, it was living up to its old nickname.
By Christopher Valentine and
A Lifetime Under the Moon’s Shadow
The late Jay Pasachoff inspired generations of students to become astronomers by dragging them to the ends of the Earth for a few precarious moments of ecstasy.
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Good News and Bad News for Astronomers’ Biggest Dream
The National Science Foundation takes a step (just one) toward an “extremely large telescope.”
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A Voracious Black Hole at the Dawn of Time?
Scientists debate whether this object is the brightest in the visible universe, as a new study suggests.
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The Doomsday Clock Keeps Ticking
Are humans the only beings in the universe confronting global self-destruction? Or just the last ones standing?
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What Do You Call a Galaxy Without Stars?
To dark matter and dark energy, add dark galaxies — collections of stars so sparse and faint that they are all but invisible.
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The Chang’e-6 mission aims to bring back samples from the lunar far side.
By CCTV via Associated Press
If successful, the Chang’e-6 mission will be the first in history to return a sample from a part of the moon that we never get to see from Earth.
By Katrina Miller
The event will be active when the moon is just a sliver in the sky, but it is less easy to see in the Northern Hemisphere than other meteor showers.
By Katrina Miller
A nearly full moon could interfere with the shower during its peak. It is forecast to be active until near the end of the month.
By Katrina Miller
He arranged for artists to have access to astronauts, launchpads and more. “Their imaginations enable them to venture beyond a scientific explanation,” he once said.
By Richard Sandomir
You can watch a projection of the eclipse using some common household items.
By Katrina Miller
Thales, a Greek philosopher 2,600 years ago, is celebrated for predicting a famous solar eclipse and founding what came to be known as science.
By William J. Broad
A total solar eclipse in Aruba was streamed to millions of users of the World Wide Web in 1998, helping to start an ongoing era of viral videos of space and astronomy.
By Katrina Miller
President Biden wants companies that use American airspace for rocket launches to start paying taxes into a federal fund that finances the work of air traffic controllers.
By Minho Kim
When the total solar eclipse happens on Monday, animals at homes, farms and zoos may act strangely. Researchers can’t wait to see what happens when day quickly turns to night.
By Juliet Macur and Emily Anthes
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