Q&A: Rather than colonizing space, humankind needs to commit itself to saving the planet
Every day seems to bring news of multiplying ecological disasters—fires, floods, drought, deforestation, overfishing and coral reef die-offs......»»
Reinventing the clock: NASA"s new tech for space timekeeping
Here on Earth, it might not matter if your wristwatch runs a few seconds slow. But crucial spacecraft functions need accuracy down to one billionth of a second or less. Navigating with GPS, for example, relies on precise timing signals from satellite.....»»
Measuring moon dust to fight air pollution
Moon dust, or regolith, isn't like the particles on Earth that collect on bookshelves or tabletops—it's abrasive and it clings to everything. Throughout NASA's Apollo missions to the moon, regolith posed a challenge to astronauts and valuable space.....»»
Work is underway on NASA"s next-generation asteroid hunter
The mirrors for NASA's Near-Earth Object Surveyor space telescope are being installed and aligned, and work on other spacecraft components is accelerating......»»
Magnifying deep space through the "Carousel Lens"—rare alignment offers unique opportunity to study cosmology
In a rare and extraordinary discovery, researchers have identified a unique configuration of galaxies that form the most exquisitely aligned gravitational lens found to date. The Carousel Lens is a massive cluster-scale gravitational lens system that.....»»
James Webb image shows two galaxies in the process of colliding
A new image from the James Webb Space Telescope captures one of the universe's most dramatic events: the colliding of two galaxies......»»
Polaris Dawn Astronauts Perform First Private Space Walk in a Stellar Success for SpaceX
The world’s first commercial space walk, performed by billionaire Jared Isaacman and SpaceX engineer Sarah Gillis, tested new technology and was practically flawless.....»»
Astrophotography Tips from an Astronaut on the International Space Station
NASA flight engineer Matthew Dominick’s astrophotography helps us see our world—from space......»»
Book Review: A Bold Profile of the James Webb Space Telescope
In Pillars of Creation, Richard Panek gets up close to the JWST.....»»
The Next President Should End NASA’s Space Launch System Rocket
Rather than building an obsolescent, obscenely-over-budget jumbo rocket, NASA should turn to building truly innovative space technologies and plan a realistic lunar landing program.....»»
A 30-year-old man built muscle and burned fat in 4 months with a time-saving workout technique
A 30-year-old man built muscle and burned fat in 4 months with a time-saving workout technique.....»»
See the first images from Europe’s Sentinel-2C satellite looking down on Earth
Earlier this month, the European Space Agency (ESA) launched its newest Earth-observation satellite, known as Copernicus Sentinel-2C......»»
A key NASA commercial partner faces severe financial challenges
"The business model had to change." Enlarge / Rendering of an individual crew quarter within the Axiom habitat module. (credit: Axiom Space) Axiom Space is facing significant financial headwinds as the company attempts t.....»»
Low-noise amplifiers aboard the Arctic Weather Satellite
The Arctic Weather Satellite (AWS) of the European Space Agency (ESA) was sent on its journey to a polar orbit 600 km above the Earth on August 16, 2024. On board: four low-noise amplifiers (LNAs) from the Fraunhofer Institute for Applied Solid State.....»»
An ambitious mission to Neptune could study both the planet and Triton
Mission concepts to the outer solar system are relatively common, as planetary scientists are increasingly frustrated by our lack of knowledge of the farthest planets. Neptune, the farthest known planet, was last visited by Voyager 2 in the 1980s......»»
Spacewalk an "emotional experience" for private astronauts
The commander of the daring space voyage that included the first-ever spacewalk by private astronauts described opening the hatch into the void as an "emotional experience" that left him in awe, yet deeply aware of the dangers......»»
NASA completes spacecraft to transport, support Roman Space Telescope
The spacecraft bus that will deliver NASA's Nancy Grace Roman Space Telescope to its orbit and enable it to function once there is now complete after years of construction, installation, and testing......»»
Hubble finds more black holes than expected in the early universe
With the help of NASA's Hubble Space Telescope, an international team of researchers led by scientists in the Department of Astronomy at Stockholm University has found more black holes in the early universe than has previously been reported. The new.....»»
The best movies on Hulu right now (September 2024)
The best movies on Hulu include Date Night, Sicario, Us, The Mask of Zorro, Kingdom of the Planet of the Apes, Immaculate, Rachel Getting Married, and more......»»
Atmospheric lidar instrument on climate satellite enhances understanding of aerosols and clouds
The atmospheric lidar ATLID, the last of four instruments on board the EarthCARE satellite launched in May, has now been successfully put into operation. The joint mission of the European Space Agency (ESA) and the Japanese Space Agency (JAXA) is des.....»»
Can we engineer our way out of the climate crisis? Scientists hope to find out
After decades of trying to stop Earth from heating up, scientists are exploring how to reverse climate change and maybe even cool the planet back down......»»