SpaceX CEO Elon Musk on Sunday envisioned uncrewed Starships flying to Mars in about 2 years and crewed Starships going to the neighboring planet in about 4 years with the help of a reusable heat ...

TL;DR: SpaceX's main challenge in making Starship fully reusable is developing an effective orbital heat shield. The shield must withstand extreme temperatures during reentry without cracking. Musk ...

Low-tech reusable hand warmers are compact devices that provide instant heat through a chemical reaction in a sodium acetate ...

Bringing a spacecraft back to Earth means dealing with the intense heat of reentry. Heat shields can protect a vehicle from high temperatures, but the shield is destroyed in the process. The ESA is ...

Space exploration is generally a dangerous business by design, but the different stages of a spacecraft launch and recovery come with different grades of danger. And at the top of the list sits ...

Accurate prediction of radiative heating during rocket descent poses a fundamental challenge for reusable launch vehicle design. Traditional methods struggle to balance computational cost with ...

A NASA Space Shuttle Orbiter re-enters the Earth's atmosphere at about 75 miles above sea level and speeds close to 17,500 mph. When slowing down to its landing speed of about 215 mph, the orbiter's ...