NASA, SpaceX Crew-8 undocking from ISS delayed

NASA and SpaceX aim to undock the Crew-8 crew from the International Space Station no earlier than Sunday.

Most anticipated comet of the year makes closest approach to Earth this weekend

Comet Tsuchinshan-Atlas made its closest pass to Earth this weekend, but weather permitting, it should be visible to the naked eye until the end of October. Here's what to know.

Watch magical moment man proposes under dreamy purple aurora

The geomagnetic storm this week helped make the aurora incredibly vibrant, and brought Northern Light displays to much of the northern U.S.

Comet A3: A viewing guide for Florida

How to view Comet A3, the comet visible with the naked eye, from Florida this October.

Watch: 'Comet of a century' puts on beautiful show while zooming by Earth

Astronomers said Comet Tsuchinshan-ATLAS reached perihelion, its closest point to the Sun, on Sept. 27 and will spin back around for another visit to Earth's neighborhood. On or before Oct. 12 will be the next chance to see the celestial show.

FAA grounds SpaceX Falcon-9 following Crew-9 launch anomaly; investigation required

The Federal Aviation Administration (FAA) has confirmed that it grounded SpaceX's Falcon 9 rocket following an investigation into why the rocket's second stage missed its deorbit target zone after the Crew-9 launch from Cape Canaveral over the weekend.

NOAA orders next generation of hurricane hunter aircraft

The National Oceanic and Atmospheric Administration announced recently it awarded a contract to Georgia-based Lockheed Martin Aeronautics for two specialized C-130J Hercules aircraft. The planes are expected to join NOAA’s fleet by 2030.

NASA, SpaceX Crew 9 rocket launch: Watch live coverage

NASA and SpaceX hope to launch the Crew-9 mission to the International Space Station on Saturday afternoon.

Earth is getting a temporary second moon this fall

Earth will soon have a visitor — and not of the extraterrestrial kind. Astronomers found a small asteroid that will orbit our planet this fall, becoming a "mini-moon" temporarily.