`The prolonged coast of the second stage is designed to dispatch Musk’s red Tesla roadster on a whimsical voyage around the sun.

Artificial gravity hovers like an enigma over real-life U.S. ambitions of returning to the Moon before pressing on to Mars and beyond.

A SpaceX Falcon 9 rocket soared off its Cape Canaveral launch pad Jan. 31 to put a communications satellite into orbit for SES and Luxembourg.

Stephane Israel, Arianespace CEO, announced the anomaly at 6:24 p.m. EST, 64 min. after what appeared to be a flawless liftoff with the SES-14 and Al Yah 3 telecommunications satellites.

The Google-backed $30-million contest to fly and operate a privately funded spacecraft on the Moon before March 31 is ending without any contestants ever blasting off.

The long-awaited engine test of SpaceX's new triple-core Falcon Heavy rocket will not proceed due to the suspension of non-essential U.S. government services.

NASA astronaut Peggy Whitson quickly puts her finger on two major challenges facing astronauts traveling to deep space destinations like the Moon and Mars.

SpaceX said the Jan. 7 launch of the classified Zuma mission appeared to have been successful, but questions about the spacecraft’s health surfaced the following day.