A planet circling at a sharp 90-degree angle to the orbits of its two host stars has now been confirmed. This discovery ...

The U.S. Space Force has advanced three companies — CACI, General Atomics and Viasat — to the next phase of a $100 million ...

A massive 950-foot asteroid, 612356 (2002 JX8), will make a close Earth flyby tomorrow, May 9. Here is all you need to know ...

Read about CBO's study, which reveals that the construction cost of space-based missile interceptors is down 40% from 2004.

Check out this conversation with Intelsat Government Solutions President Broadbent, where he discusses the "highly ...

An aerospace engineer explains why NASA, Space Force and other agencies are using or testing aerobraking for more ...

For years, astronomers have toyed with the idea that the Sun hides an extra planet so distant and dim that even the best ...

Luke found life on Tatooine to be boring, but he should be glad, because as we have seen, binary stars have the potential to ...

At a frigid -125 degrees Fahrenheit (-87 degrees Celsius), WD 1856+534 b is the coldest planet ever directly observed, surpassing the previous record-holder, Epsilon Indi Ab, which stands at around 35 ...

NASA's SPHEREx space observatory has spent the last six weeks undergoing checkouts, calibrations, and other activities to ...

An exoplanet discovered in 2020 contains the coldest temperatures ever measured on a planetary body, according to scientists.

The James Webb Space Telescope has investigated an exoplanet that’s super cool — literally. The huge planet, which is six ...