Update: This article has been updated to correct an inaccuracy and to add new information. Hours after the Artemis II astronauts are due to splash down off the coast of San Diego, California, SpaceX ...

The Estes Blue Origin New Shepard model rocket is now $29.99 on Amazon and is cheaper than the official Estes webstore.

United Launch Alliance is running short on usable hardware this year, having to rely on its dwindling supply of Atlas V rockets while it continues an investigation into what went wrong on the last ...