May 2021
Forecasting space-weather effects on Earth
... for about nine hours (see https://www.nasa.gov/topics/earth/features/sun_darkness.html). Long filaments erupt from the Sun at frequent intervals sending electromagnetic particles towards Earth. This eruption, on 31 August 2012...
July 2021
Nitrous oxide – a green propellant for commercial space exploration
...thruster that provides thrust by heating a fluid. Heating is achieved by passing electricity through a resistor consisting of a hot incandescent filament and the expanded gas is expelled through a conventional nozzle. Nitrous oxide was one of the six...
27 October 2016
Rare newly forming triple star system observed by astronomers
... fragmentation of a massive protostellar disk due to gravitational instability or larger scale fragmentation of turbulent gas cores and filaments. More evidence from more systems will be needed to help narrow down which of the two theories is more...
14 December 2016
Astronomers find a ring of new stars around the LMC
... links both the LMC and SMC and was detected as early as 1957, the Magellanic stream, a wide filament of neutral gas that spans over a 100 degrees across the sky and the Leading Arm (LA). This...
16 July 2018
Science begins with South Africa's super radio telescope
... before seen features, including a clearer view of previously known star-forming regions, supernova remnants and radio filaments. The centre of the Milky Way is approximately 25,000 light-years away and it is hidden away behind intervening...
17 October 2018
Cosmic titan found lurking in the early Universe
..., but it is also complex. At least seven high-density regions connected by galaxy-sized thread-like formations known as filaments have been identified, again with the help of VIMOS. Short for the Visible Multi-Object Spectrograph...
