January 2019
Preparing for a robotic revolution in Earth orbit
... restrictions are needed to maintain temperatures within acceptable ranges for motors, lubricants, electronics and other components. 3. Radiation. High-energy charged particles bathe the space environment, being emitted both by the sun and galactic...
June 2020
Saving Earth – time for a new cooperative framework
... space-based ‘Venetian blind’ to calibrate and modulate solar radiation. This might give us some reprieve from climate change, for... from reaching Earth and perhaps reflect some to radiate in different directions. This approach is a concept that...
June 2021
Arecibo - an astounding legacy
... for maser emission is produced in Arp 220 by infrared radiation from interstellar dust heated by newborn stars. The first millisecond...installed. This replaced the line feed, which collected radiation along an axis, with a Gregorian reflector which ...
August 2021
Space research in embryology
...gravity and gravitational field change electromagnetic field change radiation background change. The null gravity factor is... by modulating their energy input, for example. Ionising radiation is known to target cell membranes and nucleic acids,...
07 June 2019
First-ever image of cool gas disk surrounding Milky Way's black hole
... Fahrenheit), or about half the temperature found at the core of our Sun. At these blistering temperatures, high-energy radiation in the form of X-rays are emitted which can be picked up by space-based X-ray telescopes as close as a tenth of a light...
15 June 2020
Green dayglow detected at Mars for the first time
...light emission features, which can get tangled up with sources you don’t particularly want to look at, such as radiation from the planet’s surface below. Dayglow emission in particular is an important diagnostic tool to study the skies as it provides...
