Surface-bound gels may have provided the structure and chemistry necessary for life to take root on Earth. These findings could also have implications in the search for life beyond Earth.
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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
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Images captured by NASA’s Parker Solar Probe as the spacecraft made its record-breaking closest approach to the sun in December 2024 have now revealed new details about how solar magnetic
Researchers at the University of Hawaiʻi Institute for Astronomy (IfA) are helping reshape how scientists study the sun. The UH-led team has developed a new artificial intelligence (AI) tool that
NASA NASA has selected one small explorer mission concept to advance toward flight design and another for an extended period of concept development. NASA’s Science Mission Directorate Science Management Council
SpaceX intends to go public in 2026 and will seek a valuation of $1.5 trillion, according to media reports. Elon Musk‘s company has been private since its founding in March
The Leibniz Institute for Astrophysics Potsdam (AIP) is forming a new research group that will focus solely on the Large and Small Magellanic Clouds. The pair of irregular dwarf galaxies
TAMPA, Fla. — Other space companies are likely to move toward the public markets now that Elon Musk is openly signaling plans to pursue a SpaceX IPO next year, hoping
3 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) The 2025 Boeing ecoDemonstrator Explorer, a United Airlines 737-8, sits outside a United hangar in Houston. Boeing / Paul
NGC 6278 and PGC 039620 are two galaxies from a sample of 1,600 that were searched for the presence of supermassive black holes. These images represent the results of a
Astronomers have observed 57 different “faces” of a distant exploding star using different molecules to capture a varying picture of stellar death and its impact on its environment. The research
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