Space News
Sentinel-1D fuelled and ready for encapsulation
ESA - 20 Oct 2025 11:17
The launch campaign of the next satellite to join the Copernicus Sentinel-1 mission is progressing on schedule for launch on Tuesday, 4 November, on board an Ariane 6 rocket.
What Do We Do If SETI Is Successful?
Universe Today - 20 Oct 2025 11:08
The Search For Extra Terrestrial Intelligence (SETI) is evolving. Weve moved on from the limited thinking of monitoring radio waves to checking for interstellar pushing lasers or even budding Dyson swarms around stars. T...
Scientist Have Uncovered The First Evidence of the 4.5-Billion-Year-Old Proto Earth
Universe Today - 20 Oct 2025 21:31
Researchers have discovered remnants from the primordial Earth before the giant collision that created the Moon. The ingredients of this "proto-Earth" help tell the tale of the entire Solar System. But there are ...
Duffy says NASA will open Artemis 3 lander contract to competition
Space News - 20 Oct 2025 20:50
NASAs acting administrator says he will open up the contract SpaceX holds to land astronauts on the moon for the Artemis 3 mission because the company has fallen behind schedule. The post Duffy says NASA will open Artemi...
SpaceX could lose launch contract for Artemis 3 astronaut moon mission, NASA chief says: 'The problem is, they're behind'
SPACE.com - 20 Oct 2025 19:25
SpaceX has long held the contract to land NASA's Artemis 3 astronauts on the moon a few years from now. But the agency plans to reopen the bidding, according to acting NASA chief Sean Duffy.
The Winds on Mars are Stronger Than We Thought
Universe Today - 20 Oct 2025 18:58
An international research team led by the University of Bern analyzed images taken by the Mars Trace Gas Orbiter (TGO) camera, CaSSIS, and the stereo camera HRSC, utilizing machine learning. Their work reveals that dust ...
Virtual particles: How physicists' clever bookkeeping trick could underlie reality
SPACE.com - 20 Oct 2025 18:00
A physicist explains the idea of virtual particles and why they are important to study.
How A Trick From Radio Astronomy Could Help Astronomers Find Earth-like Planets
Universe Today - 20 Oct 2025 16:21
By treating optical telescopes as an array of smaller telescopes, astronomers could observe exoplanets more clearly.
Scientists discover 1st evidence of 4.5-billion-year-old 'proto-Earth' buried deep within our planet
SPACE.com - 20 Oct 2025 16:00
Ancient rocks from Greenland, Canada and Hawaii preserve a rare chemical fingerprint that may come from the Earth before the moon-forming impact, a new study reports.
Are we already witnessing space warfare in action? 'This is not just posturing'
SPACE.com - 20 Oct 2025 14:00
"The Russians and the Chinese are demonstrating more sophisticated orbital maneuvering abilities. There's no denying that."
How a nutrient spark turned Earth into an oxygen world
Phys.org - 20 Oct 2025 13:18
A new study has revealed how phosphorus, a nutrient essential for photosynthesis, surged into ancient oceans and started Earth's first major rise in atmospheric oxygen more than 2 billion years ago.
Five different carbon-based compounds discovered in the Large Magellanic Cloud
Phys.org - 20 Oct 2025 13:10
Astrophysicists from Keele University, alongside an international research team supported by NASA, detected large complex organic molecules in ices outside the Milky Way for the first time-offering a glimpse into the che...
Constraints on solar power satellites are more ground-based than space-based, says study
Phys.org - 20 Oct 2025 13:04
Space-based solar power has been gaining more and more traction recently. The recent success of Caltech's Space Solar Power Project, which demonstrated the feasibility of transmitting power from space to the ground, ...
America needs a Plan B to reach the moon first
Space News - 20 Oct 2025 13:00
China is on track to land its first crew on the lunar surface by 2030 and establish a base at the resource-rich south pole - a site that offers continuous sunlight, access to water ice and control of the most valuable re...
Hubble spies a glowing 'starburst ring' | Space photo of the day for Oct. 20, 2025
SPACE.com - 20 Oct 2025 12:00
NASA's Hubble Space Telescope captures the glittering spiral galaxy NGC 6951, where a central bar fuels a spectacular ring of newborn stars.
US soliciting new bids for Moon mission amid SpaceX delays: NASA chief
Phys.org - 20 Oct 2025 11:56
NASA is seeking bids for its planned Moon mission to compete against SpaceX, Elon Musk's company that the US space agency's chief said Monday is "behind."
What do we do if SETI is successful?
Phys.org - 20 Oct 2025 11:28
The Search For Extra Terrestrial Intelligence (SETI) is evolving. We've moved on from the limited thinking of monitoring radio waves to checking for interstellar pushing lasers or even budding Dyson swarms around sta...
Starship could cut the travel time to Uranus in half
Phys.org - 20 Oct 2025 11:27
The ice giants remain some of the most interesting places to explore in the solar system. Uranus in particular has drawn a lot of interest lately, especially after the 2022 Decadal Survey from the National Academies name...
Alien civilizations may only be detectable for a cosmic blink of an eye
Phys.org - 20 Oct 2025 11:07
Is anybody out there? Probably. Most stars have planets; we've discovered more than 6,000 exoplanets thus far, and the most basic statistics point toward the existence of countless potentially habitable worlds in the...
Distant galaxy A1689-zD1 found to have unusually low dust-to-gas ratio
Phys.org - 20 Oct 2025 10:40
Using the James Webb Space Telescope (JWST) and the Atacama Large Millimeter/sub-millimeter Array (ALMA), an international team of astronomers has carried out comprehensive multiwavelength observations of a distant massi...
Don't miss the Orionid meteor shower peak begin overnight tonight under a moonless sky
SPACE.com - 20 Oct 2025 10:00
Here's what to expect when the Orionid meteor shower peaks on Oct. 21-23 in a dark, moonless sky.
Remember the moon rover? Teams test a possible Artemis version
Phys.org - 20 Oct 2025 09:30
It's been more than 18 months since NASA narrowed to three the field of competitors vying to build the nation's next moon rover.