The Red Planet will be at its closest point to Earth, also known as perigee, on Jan. 12 and will be exactly opposite the sun on Jan. 15. It will be visible all night long because it will rise with the ...

But the distance between Earth and Mars is constantly changing as they orbit the sun. In theory, the closest that Earth and Mars would approach each other would be when Mars is at its closest ...

She mapped our solar system's "alternate fate" had it housed an extra planet between Mars ... % of the Earth's mass to 10 Earth masses. With each mass, she modeled 2 million years of orbit to ...

The Mars Sample Return mission has been ranked as the highest priority by planetary scientists, who hope to find signs of ancient life on Mars.

A super-Earth planet that dips in and out of its star's habitable zone has been discovered just 19.7 light-years away.

The gathering coincides with Mars moving closer to Earth’s orbit than it has since 2022. The family-geared activities at the Bay City facility will include hands-on activities, demonstrations ...