Discover the Sun’s incredible heat, its layers, and what fuels it. Explore ExtremeTech’s in-depth article and get closer to ...

Earth, between sweltering Venus and frozen Mars, formed and orbits within a band where water could persist in solid, liquid, and gaseous phases. Mars had surface water, but not as much as Earth, and ...

A value called Bz indicates how far south the solar wind's magnetic field is pointing, which can predict how likely the northern lights are to occur.

The asteroid, named 2024 VK3, will pass Earth at a distance of about 273,000 miles, just further than the moon's 238,900-mile ...

How our own Solar ... system condensed out of one such fragment over about 100,000 years. What does a presolar nebula look like? Something like this. The Hubble space telescope captured these ...

A mini moon that will bid farewell to Earth soon may in fact be a small hunk of the big moon — the one that has loomed far ...

A stellar odd couple 700 light-years away is creating a chaotically beautiful display of colorful, gaseous filaments. The Hubble captured the pair, named R Aquarii, and their symbiotic interactions.

The Taieri Pet forms over New Zealand's Rock and Pillar Range in the Strath-Taieri region of Otago on New Zealand's South ...

The movements of the planets in the Solar System are pretty difficult to get your head around, even before we get started on ...

What follows are some instances of skulls seeming to appear in space images. Of course, there really aren't colossal skulls zooming through the cosmos, or our solar system. Right ... "near Earth ...

It’s used in space to send high-resolution images ... into orbit in 2022, about 22,000 miles from Earth, to test the ...

The Landsat satellites have been monitoring Earth for over 50 years from their orbit 705 km above us. The images and data are ...