Viewed from orbit, Jackass Flats — situated in southern Nevada about 65 miles northwest of Las Vegas — could easily be confused for Mars. The alluvial basin is full of tan and gray regolit ...

As 3I/Atlas neared its closest point to the sun in its orbit, the internet was abuzz with curiosity about the comet.

I/ATLAS shows signs of alien engine and non-gravitational acceleration as it brightens and turns bluer while passing the Sun.

At the edge of the heliosphere, the solar wind runs up against the interstellar medium, the gas, dust, and radiation in the ...

The hold-down firing of the first stage engines was the final major test of the New Glenn rocket before launch day. Blue ...