26 November 2021
A closer Moon could have helped the early habitability of our planet
... requirement however does throw a spanner in the works when Earth’s early years are taken into consideration. There is an ...starting around 700 million years ago. Consequently, a frozen Earth would mean that there would be no, or hardly any,...
December 2014
Finding NEO
...gravitational perturbations to their orbits, and migrating closer to Earth. Depending on details of their current orbits, NEOs are... telescopes can detect NEOs on orbits interior to the Earth more efficiently than ground-based telescopes. In practice, ...
September 2016
URBOCOP: saving planet Earth
... following seven as the most dangerous threats: Solar storms and flares, known as coronal mass ejections. Changes in Earth’s magnetosphere which result in the destruction of the protective shield that could deflect coronal mass ejections. Potentially...
May 2021
Forecasting space-weather effects on Earth
...When the pulses of solar wind reach Earth, they energise Earth’s magnetosphere, accelerating electrons and protons trapped...developed a magnetic reference model that accurately specifies Earth’s internal and external magnetic fields for users requiring...
June 2022
Sunshades in space could help alleviate Earth’s climate crisis
... radiation pressure, which displaces the equilibrium point sunward of SEL-1; minimum mass architectures orbit at 2.36 million km from Earth. Over the last decade, solar sailing has evolved from theory to established practice Depending on the desired...
11 August 2017
Satellite launch demand to grow tenfold in next 20 years
Orbital Access Limited (OAL), is a UK based launch systems and aerospace services business, and its latest small sat market forecast for the period 2017 to 2036 identifies mega-constellations such as OneWeb, SpaceX and Planet Labs as the largest ...
