Earth-like Planets Need a Cosmic-Ray Bath
Terrestrial planets such as Earth need an early solar system rich in short-lived radioisotopes. But the supernovae that create these elements would tend to rip an early system apart. A…
Space.com headlines crossword quiz for week of Dec. 29, 2025: Which meteor shower peaks in early January?
Test your space smarts with our weekly crossword challenge, crafted from Space.com’s biggest headlines.
2025’s extreme weather had the jet stream’s fingerprints all over it, from flash floods to hurricanes
First, instead of moving storms quickly eastward, the sluggish jet stream stalled storm systems in place, causing prolonged downpours and flash flooding.
Can scientists detect life without knowing what it looks like? Research using machine learning offers a new way
If nonliving materials can produce rich, organized mixtures of organic molecules, then the traditional signs we use to recognize biology may no longer be enough.
The largest sun of 2026 rises today as Earth draws closest to our parent star
Earth reaches its closest point to the sun in its 2026 orbit on Jan. 3.
The Quadrantid meteor shower peaks tonight, but will the full ‘Wolf Moon’ outshine the show?
The Quadrantids are known for producing bright “fireball” meteors that can outshine the brightest planets
Eartheye Space reveals contract with Asia-Pacific customer
SAN FRANCISCO – Eartheye Space will pool data from hundreds of Earth-observation satellites to provide imagery and data to a customer in the Asia-Pacific region. “All Earth observation sensors, including…
Using Webb, Canadian Astronomers Shed Light on the Milky Way’s Turbulent Past
A team of Canadian astronomers has used Webb’s observations of “Milky Way twins” in the early Universe to learn more about our galaxy’s turbulent youth.
Terran Orbital Selected by Lockheed Martin to Provide Satellite Buses for SDA’s Tranche 3 Tracking Layer
IRVINE, CA, Jan. 2, 2025 – Terran Orbital, a leading manufacturer of small satellites primarily serving the aerospace and defense industries, announced today that it has been selected by Lockheed…
‘Star Trek’ warps into 2026 with epic ‘Space For Everybody’ Rose Parade float
2026 is a special year for creator Gene Roddenberry’s iconic “Wagon Train To The Stars” sci-fi franchise as it celebrates its 60th anniversary seeking out new life and new civilizations!