The private Polaris Dawn astronauts keep notching milestones in Earth orbit. The four-person Polaris Dawn mission launched ...

Update: Polaris Dawn has been delayed 24-hours until Tuesday, which SpaceX said is needed to give teams time to complete preflight checkouts. Four non-government astronauts are about to embark on ...

After an amazing orbital flight, billionaire-pilot Jared Isaacman says he aims to safeguard human civilization by spreading ...

After leaving behind the Van Allen Belt, Polaris Dawn dropped to a closer Earth orbit to perform experiments. The highlight was the first-ever spacewalk by a commercial (non-government ...

It is not a sound often heard in Earth orbit, but in the newly released footage of ... As exclusively first shared by ...

Thankfully the Polaris Dawn EVA appeared to go off without a hitch ... and take pictures of the Voskhod spacecraft flying over the Earth — a powerful propaganda image that the USSR was eager ...

Polaris Program’s Polaris Dawn mission is a first-of-its-kind effort to rapidly advance human spaceflight capabilities while continuing to raise funds and awareness for important causes here on Earth.

During the September mission, the Polaris Dawn crew conducted the first commercial spacewalk as well as ventured into the lower band of Earth’s Van Allen radiation belts, which are areas within ...

"We all look forward to our friends at the Artemis to take us to even greater heights," said commander Jared Isaacman as mission control informed the Polaris Dawn crew they had reached 1,400 km (870 ...

University of Colorado Boulder alum Sarah Gillis returned to Boulder on Monday after a space mission where she participated ...