June 2021
The next ‘unthinkable’ – global disruption from a solar storm
...weather events are typically recognised: radio blackouts, solar radiation storms and geomagnetic storms. Radio blackouts occur when...altitudes than normal. The increased and lower altitude of radiation can, at this stage, seriously damage satellites in...
November 2021
Megasatellite habitat at Ceres
...be used regardless of its chemistry. This mode of operation can be feasible because most of the mass will be used as a radiation shield, which can be any material. Different elements have slightly different abilities to shield against galactic cosmic...
December 2014
Ready for Mars? From Mars-500 to zero-gravity medical issues
...field, so the astronauts’ exposure to dangerous ionising radiation will occur. Solar flares, coronal mass ejections (CMEs...) and cosmic rays will threaten the astronauts’ acceptable radiation level, with the increased risk of cancer occurring. ...
October 2018
Developing wearable technologies for space and Earth
... the information gathered, all while getting systematically smaller in size. ESA astronaut Paolo Nespoli tests a personal radiation shielding garment onboard the ISS during Expedition 53 in November 2017. Water is used for its shielding properties...
January 2019
Materials make the space mission
...as paints, varnishes and coating are considerably sensitive to radiation, with detrimental effects including peel-off, colour change ... above the ground being broken apart by powerful ultraviolet radiation from the Sun. The main effect is the erosion...
October 2020
Learning from alternative universes
... that permeates space from all directions. In the beginning, the expansion of the universe was driven primarily by radiation and then matter - either scenario resulting in the uninverse expanding at a constant speed. However, the universe is thought...
