February 2019
The Space Elevator – an alternative path to space?
... mass of the rocket and the (effective) exhaust velocity out of the nozzle. A high delta-v is required to reach low Earth orbit (LEO) to remain in space. A number of non-rocket space launch methods have been proposed, but none has...
January 2020
Open source space sustainability
... Starlink satellites by the end of 2020, it will single-handedly increase the number of operational satellites in low Earth orbit (LEO) by 50 percent. SpaceX has received regulatory authorisation for 12,000 Starlink satellites, and recently sought...
August 2020
Battle for the night sky - from telescopes to ad-breaks
...in Space Law & Policy at Northumbria University in Newcastle upon Tyne, UK, where she is working on the sustainable governance of low Earth orbit. She is also Programme Director and Board Member at the Centre for a Spacefaring Civilization, where she...
June 2022
Space activities and space debris - finding an ethical balance
...of the Space Age, heralded by Sputnik 1 reaching low Earth orbit (LEO) in 1957, more than 6,000 successful launches... exponential increase in space debris due to chain collisions in low Earth orbit back in 1978, recognising that if such a scenario were...
January 2023
Producing food in space
... around six months’ worth of food, and there are regular shipments to resupply it in low Earth orbit (LEO). Once you start increasing the distance from Earth, resupply is not a viable option. The Moon, at a distance of 384,000 km, is a thousand times...
October 2024
Revolutionising space medicine and global health through virtual and augmented reality
... approach to healthcare, both on Earth and in space, as human exploration expands beyond low Earth orbit to the Moon and Mars...., and more. There are also important applications on Earth in medical education for trainees during various stages of ...
