... caused by an increasing number of space debris collisions in near-Earth space. Today we are locked into a truly terrifying phase of space pollution as the space debris problem changes from being passive to aggressive. According to some analysts, the...
... square metre solar sail will deploy, and the sail characterisation phase will begin. Once the system is checked out, the spacecraft... to search for the target and start its approach phase using a combination of radio tracking and optical navigation....
...is intended to be executed without any substantial increase in the current inflation-adjusted NASA human exploration budget, given a phased retirement of the ISS beginning in 2024. The key to a cost-effective near-term human exploration programme for...
... to the models, including adding extra mixing in a phase known as the red giant branch stage, surface abundances ... for it in a planetary nebula, which is the final evolutionary phase of low- and intermediate-mass stars, where the extensive mass lost...
... of at least 100 bright exoplanets in the Milky Way The team behind ARIEL had already completed an Assessment Phase study for an ESA medium class mission, the Exoplanet Characterisation Observatory (EChO). By combining the instrumentation developed...
... in 1989. Reaction Engines is now focused on the development phase of SABRE and has grown to 130 employees largely based ...funding which has supported our transition from a successful research phase into development and testing of the engine. In 2013,...