A vacuum Raptor engine was recently test-fired after being "chilled to mimic conditions after a long coast period in space," according to SpaceX. Previously, a Raptor was tested to demonstrate the ...

Watch SpaceX doused a steel plate with water and then blast Raptor engine fire into it. The private spaceflight company's ...

SpaceX conducted a successful full test of the water-cooled top deck on the Orbital Launch Mount (OLM) at Pad 2 on Monday, marking a significant milestone in preparing the facility to handle the ...

In response to a query from Ars about the engine test anomalies, Rocket Lab Chief Executive Officer Pete Beck downplayed concerns.

SLS (Space Launch System) uses a 50 year old rocket engine design that now costs $145 million each (not including labor and ...

In celebration of the Jeep brand’s 85th anniversary, the company is continuing its promise of revealing a special-edition ...

When it comes to off-road capability, the Ford F-150 Raptor is considered one of the best. There aren’t many tried-and-true competitors on the scene, but the Ram 1500 RHO was specifically designed to ...

With the upcoming launch, SpaceX is eager to prove Starship V3’s readiness for more ambitious test flights, including an important orbital refueling experiment considered a stepping stone toward ...

From desert trails to rocky crawls, these Raptors push the limits of off-road performance.

SpaceX eyes higher cadence in 2026, potentially shifting operations amid Florida barge trials. The Starship stack, shown ascending in a prior test, highlights the rocket's power driving these pad ...

In a welcome return to active flight vehicle testing after setbacks and facility upgrades, SpaceX made strong progress with ...

The F-22 is remarkably fuel efficient at supercruise and carrying its munitions; even so, like all fighters, it is a very ...