HELSINKI — Two Shenzhou-21 astronauts embarked on the mission’s first spacewalk late Monday, inspecting and photographing a damaged spacecraft window which triggered an earlier emergency launch. Shenzhou-21 mission commander Zhang
Advertisement
Advertisement
Featured
Featured
Featured
Featured
Featured
Featured
Featured
Featured
Space.com headlines crossword quiz for week of Dec. 8, 2025: NASA lost contact with which Mars spacecraft this week?
Every week, Space.com delivers the latest discoveries, launches, and cosmic curiosities from across the universe. From groundbreaking research aboard the International Space Station to dazzling new images from the James
NASA DARES Community Update At AGU
NASA-DARES 2025 Task Force As part of AGU’s ancillary programming, the NASA Astrobiology Program will host a NASA-DARES Community Update on Thursday, December 18, 2025, from 6:00–8:00 PM CST at
XMM-Newton Sees Interstellar Comet 3I/ATLAS in X-ray Light
XMM-Newton observed the comet with its European Photon Imaging Camera (EPIC)-pn camera ESA/XMM-Newton/C. Lisse, S. Cabot & the XMM ISO Team larger image The European Space Agency’s X-ray space observatory
'Doctor Who' spin-offs ranked: From K-9 and Daleks! to 'Class', 'The Sarah Jane Adventures' and 'Torchwood'
It’s famously bigger on the inside, but a single TARDIS was never going to be enough to accommodate a vast and expanding Whoniverse. New Sea Devil drama “The War Between
Detectability of Atmospheric Biosignatures in Earth Analogs with Varying Surface Boundary Conditions: Prospects for Characterization in the UV, Visible, Near-Infrared, and Mid-Infrared Regions
Top: simulated reflection spectra observation of modern Earth analog for the HWO mission concept. The simulated flux is considered for a planetary system at 10 pc distance. The wavelength is
High-energy Astrochemistry In The Molecular Interstellar Medium
The normalized contributions of different heating (top) and cooling mechanisms (bottom) for three different densities, nH = 10, 103, 104 cm−3 (a, b, c, respectively) as a function of H2
Stay Informed With the Latest & Most Important News
[mc4wp_form id=314]
Top Headlines
Chinese astronauts just got an up-close look at the damage that space junk can cause. Two astronauts of the three-person Shenzhou 21 mission conducted an extravehicular activity (EVA) outside China’s
Nicolas Escurat A flash of lightning, and then—something else. High above a storm, a crimson figure blinks in and out of existence. If you see it, you are a lucky
TAMPA, Fla. — Canada has contracted satellite operator Telesat and manufacturer MDA Space to explore options for a multibillion-dollar military communications network to support the Canadian Armed Forces in the
The January full moon will occur at 5:03 a.m. EST (1003 GMT) on Jan. 3, when the moon sits opposite the sun and appears completely illuminated from our perspective. This
Embark on an extraordinary journey through time and space with “The Grand Cosmic Story: An Illustrated Timeline 13.8 Billion Years and Beyond.” This captivating tome, published by the esteemed National
A pilot signals to a crew member before takeoff from NASA’s Armstrong Flight Research Center in Edwards, California, on Aug. 21, 2025. Accompanying him in the high-flying ER-2 aircraft is
A Science Strategy for the Human Exploration of Mars A new report from the National Academies of Sciences, Engineering, and Medicine identifies the highest priority science objectives for the first
– SCHOTT® Solar Glass exos provides enhanced radiation resistance and optical performance for simple silicon cells up to III-V multijunction satellite solar cells.– Jointly developed with Heilbronn-based AZUR SPACE Solar
The first astronauts to set foot on Mars should hunt for signs of past or present Red Planet life. That’s the overarching conclusion of an in-depth report about human Mars
Advertisement
Popular Now
-
012024 in Review: Highlights from NASA in Silicon Valley -
02Panasonic Leica Summilux DG 15mm f/1.7 ASPH review -
03From Polymerization-Enabled Folding and Assembly to Chemical Evolution: Key Processes for Emergence of Functional Polymers in the Origin of Life -
04How New NASA, India Earth Satellite NISAR Will See Earth -
05And Thus Begins A New Year For Life On Earth -
06Astronomy Activation Ambassadors: A New Era -
07SpaceX launch surge helps set new global launch record in 2024
Scroll to Top