It shouldn’t be. Comet tails, propelled by the solar wind and radiation pressure from the Sun, nearly always travel away from the Sun. But interstellar object 3I/ATLAS, hurtling through the Solar ...

On Oct. 19, 2016, the European Space Agency's ExoMars mission arrived at Mars! ExoMars consists of the Trace Gas Orbiter and ...

Mars’ north polar vortex locks its atmosphere in extreme cold and darkness, freezing out water vapor and triggering a dramatic rise in ozone. Scientists found that the lack of sunlight and moisture ...

Lemmon and SWAN — plus a meteor shower are gracing October 2025 skies, weather-permitting. Learn the best times and ...

ESA’s Mars orbiters captured images of the interstellar comet 3I/ATLAS as it passed close to Mars, revealing its bright, hazy coma. Researchers are studying the data to learn more about this rare ...

Scientists combined 20 years of Mars images to track over 1,000 dust devils, revealing powerful winds that shape the Red ...

What makes 3I/ATLAS especially intriguing is that the comet might be three billion years older than our entire Solar System.

The interstellar object 3I/ATLAS has been something of a mystery ever since it graced our solar system. From all outward ...

An interstellar visitor is zipping through the Milky Way, and a team of Michigan State University researchers is keeping ...

ESA’s ExoMars Trace Gas Orbiter captured rare close-up images of comet 3I/ATLAS passing Mars at 130,000 mph — the faint interstellar visitor showed a gas coma but no tail.

ESA’s Mars orbiters have observed comet 3I/ATLAS, only the third interstellar comet ever discovered. The faint, distant ...

A new study reveals that Mars’ dust devils race across the planet at speeds up to 160 km/h, far exceeding earlier estimates.