Space.com headlines crossword quiz for week of Nov. 3, 2025: Which meteor shower peaked this week?
Test your space smarts with our weekly crossword challenge, crafted from Space.com’s biggest headlines.
Aging stars destroy their planets more often than we thought: What does this mean for Earth?
"We expected to see this effect, but we were still surprised by just how efficient these stars seem to be at engulfing their close planets."
No, interstellar comet 3I/ATLAS hasn’t ‘changed color’, scientist says
While media outlets have reported that curious interstellar comet 3I/ATLAS has changed color, the scientists behind a recent study say that isn't actually the case.
Jupiter’s volcanic moon Io may be hundreds of times hotter than scientists thought
NASA's Juno spacecraft has revealed that the solar system's most volcanic body is even hotter than scientists thought.
JWST makes 1st-ever detection of complex organic molecules around star in galaxy beyond our Milky Way
The molecules are building blocks of the chemical precursors of things such as RNA.
China’s Tianwen 1 Mars probe captures images of interstellar comet 3I/ATLAS
China's Tianwen 1 spacecraft has imaged the interstellar comet 3I/ATLAS from Mars orbit, contributing to global efforts to study the rare visitor from beyond the solar system.
The moon looks set to roll down a ridge | Space photo of the day for Nov. 6, 2025
In Cerro Pachón, a full moon lights up the desert night sky and shows its many features.
Ancient Australian rocks may shed new light on the birth of the moon
Some of Earth's oldest rocks buried deep in Western Australia may hold new clues about the dramatic event that gave rise to our moon.
The expansion of our universe may be slowing down. What does that mean for dark energy?
"If these results are confirmed, it would mark a major paradigm shift in cosmology since the discovery of dark energy 27 years ago."
Scientists recreate ‘cosmic fireballs’ in CERN particle accelerator to hunt for missing gamma-rays
"By reproducing relativistic plasma conditions in the lab, we can measure processes that shape the evolution of cosmic jets and better understand the origin of magnetic fields in intergalactic space."