109
Artemis 2 astronauts rehearse countdown for upcoming moon launch
NASA is gearing up to send four Artemis astronauts on looping test flight around the moon in 2026.
Arthur G
111
NASA loses contact with MAVEN, Perseverance continues roving around Jezero
In early December, NASA lost contact with its MAVEN spacecraft, which has been orbiting Mars…
The post NASA loses contact with MAVEN, Perseverance continues roving around Jezero appeared first on NASASpaceFlight.com.
The post NASA loses contact with MAVEN, Perseverance continues roving around Jezero appeared first on NASASpaceFlight.com.
Alessandro C
224
ESA's JUICE Mission Reveals More Activity from 3I/ATLAS
During November 2025, ESA’s Jupiter Icy Moons Explorer (JUICE) used five of its science instruments to observe 3I/ATLAS. The instruments collected information about how the comet is behaving and what it is made of.
David
222
Cosmic rays from a nearby supernova may help explain Earth-like planets
How common are Earth-like planets in the universe? When I started working on supernova explosions, I never imagined that my research would eventually lead me to ask a question about the origin of Earth-like planets. Yet that is exactly where it brought me.
Ajancsik
131
Isaacman emphasizes accelerating NASA programs as he takes agency’s reins
New NASA Administrator Jared Isaacman said he wants NASA to move faster on programs such as Artemis but acknowledged he needs time to get up to speed on NASA’s activities.
The post Isaacman emphasizes accelerating NASA programs as he takes agency’s reins appeared first on SpaceNews.
The post Isaacman emphasizes accelerating NASA programs as he takes agency’s reins appeared first on SpaceNews.
David
132
The SpaceX IPO, space-based AI and dreams of Mars
The opening of space to human commercial activity is a prospect to be welcomed eagerly.
Schuylerrichardson
130
Planet-eating stars hint at Earth's ultimate fate
A sampling of aging Sun-like stars demonstrates that they likely eat their closest planets.
Eringcook1
309
Starship success, a private moon landing and more: The top 10 spaceflight stories of 2025
Over the past 12 months, we saw multiple spaceflight records broken, the debut of a powerful new rocket and the first-ever fully successful private moon landing.
Dj B
11
2025 Ursid meteor shower: All you need to know
Ursid meteor shower viewing info for 2025. The best time to watch is overnight the evening of December 21 through dawn. The most meteors might be before dawn.
The post 2025 Ursid meteor shower: All you need to know first appeared on EarthSky.
The post 2025 Ursid meteor shower: All you need to know first appeared on EarthSky.
Sashadymant
212
Ursid meteor shower 2025 peaks tonight: Here's what to expect from the yuletide light show
Ursid shooting stars may be visible throughout the night on Dec. 21-22.
Johnlighthouse
111
How to Watch the Ursids Winter Solstice Meteor Shower
The Ursids this weekend are a winter solstice light show.
Vdredasq23
235
Engineering the First Reusable Launchpads on the Moon
Engineers need good data to build lasting things. Even the designers of the Great Pyramids knew the limestone they used to build these massive structures would be steady when stacked on top of one another, even if they didn’t have tables of the compressive strength of those stones. But when attempti…
Mas983
218
There’s a new space race – will the billionaires win?
The commercialisation of the cosmos is already underway, and our current laws aren’t fit for purpose If there is one thing we can rely on in this world, it is human hubris, and space and astronomy are no exception.The ancients believed that everything revolved around Earth. In the 16th century, Cope…
Chadtcrumley
222
Proposed Space Station Could Be Deployed in a Single Launch
A prototype of Max Space's Thunderbird could launch as early as 2027.
Adam T
219
Astrophysicists map the invisible universe using warped galaxies
By studying tiny distortions in the shapes of distant galaxies, scientists mapped dark matter and dark energy across one of the largest sky surveys ever assembled. Their results back the standard picture of the universe and show that even archival telescope images can unlock cosmic mysteries.
Roxyrademeyer450
122
Solstices and equinoxes in a video from space
See how sunlight falls on Earth's surface during the solstices and equinoxes, and get a better understanding of why Earth's tilt causes the seasons.
The post Solstices and equinoxes in a video from space first appeared on EarthSky.
The post Solstices and equinoxes in a video from space first appeared on EarthSky.
Qwertass
110
Moon phase today: What the moon will look like on December 21
See the moon phase expected for December 21, 2025 as well as when the next full moon is expected.
Lucy
111
Astronauts, launch teams practice Artemis 2 countdown
The run-through simulated day-of-launch activities, included suit up, ingress into the Orion spacecraft and a countdown that stopped just shy of T-0.
Max
109
First Contact With an Alien Civilization Could Be 'Loud'. Here's Why.
Shouting across the void.
Joey99scott
111
German engineer becomes first wheelchair user launched into space
A German aerospace engineer made history Saturday, becoming the first wheelchair user to go into space when she took a 10-minute trip aboard a Blue Origin rocket.
Pjbeaumier