Satellite News

What’s shaking on Mars? Thanks to the InSight lander scientists now know part of the answer is space rock impacts. The lander’s seismometer has ‘heard’ at least four strikes.

The loudest sound in the universe, an epic “space roar”, was detected in 2006 and scientists still don’t know what’s causing it.

The moon will pass by the brightest stars of the Gemini constellation? — ?Pollux and Castor? — ?and will be closest to the former early Tuesday morning.

Evidence collected by the Tianwen 1 orbiter and Zhurong rover supports the possible existence of an ancient ocean in the Utopia Planitia region of Mars.

Here are the best neutral density filters for your camera, giving you flexibility for long exposures and controlling light transmission.

The word equinox, from the Latin for “equal night,” alludes to the fact that day and night are then of equal length worldwide on these dates. But this is not necessarily so.

Astronomers know of only a few dozen examples of these active asteroids, but they suspect more are out there — and you can join the hunt.

When the DART spacecraft impacts the asteroid Dimorphos on Sept. 26 in a test of our planetary defenses, it will be a continuation of work that started decades ago.