23 June 2021
Exoplanets with Earth-like biospheres may be rare
...to efficiently produce nutrients and molecular oxygen via normal i.e Earth-like oxygenic photosynthesis. The results were not ...the PAR wavelength range of 400 to 700 nanometres. Oxygenic photosynthesis would still be possible, but such planets could...
28 July 2021
Hubble helps astronomers find first evidence of water vapour at Ganymede
... these UV observations were explained by the presence of molecular oxygen (O2). But some observed features did not match the expected ...from 1998, they discovered there was hardly any atomic oxygen in Ganymede's atmosphere. This means there must be...
December 2014
MAVEN and the evolution of Mars
.... As part of this quest, it will examine what controls the escape rates for important constituents, including hydrogen, oxygen and carbon. This includes the effects of solar activity and ‘space weather’ on escape rates, thought to be a potential...
June 2017
How to build a Moon base cheaply
...of being able to deliver materials such as water and other easily evaporated liquids, including cryogenic ones - such as oxygen, hydrogen, chloride, fluoride and some hydrocarbons - with relative ease. In this instance, polyethylene tubes can be used...
January 2018
SLS ushers transformation of deep space exploration
...-new development. The SLS core stage, which supplies the liquid oxygen and liquid hydrogen propellant for four main engines, represents almost two... core stage: the forward skirt, the liquid oxygen and liquid hydrogen propellant tanks, and the engine...
May 2019
The inadequacies and dangers of modern rocket technology
... transform the planet for its comfort, without the need for oxygen, soil or other components necessary for human life on Earth....comfortable to live there: warmer by 100C, we have air and oxygen, food, fresh water (it is worth melting the snow) and ...
