29 July 2016
New Study Shows Great Red Spot Cause of Heated Atmosphere
... they looked at the southern hemisphere. Turbulent atmospheric flows above the storm produce both gravity waves and acoustic waves. Heating in the upper atmosphere 500 miles above the storm is thought to be caused by a combination of these two...
26 July 2019
Three massive black holes caught in the act of merging
... first observation of a binary black hole merger in February 2016, it was not just gravitational waves that were caught rippling through Earth; a wave of feverish excitement reserved for only the most spectacular of discoveries also surged around...
25 November 2020
Solar astronomers "listening" to the Sun can now predict future sunspots
... from Earth days before we can catch a glimpse from here.” Helioseismology is similar in principle to the way sound waves travelling through Earth’s interior are measured. Referred to simply as seismology, this method reveals features beneath the...
09 July 2021
Astronomers solve 40-year-old mystery of what causes Jupiter’s X-ray auroras
...a team of researchers have found that ions ‘surfing’ electromagnetic waves in Jupiter’s magnetic field are the cause of these stunning ... a phenomenon called electromagnetic ion cyclotron (EMIC) waves and the ions then ‘surf’ the EMIC eventually...
16 August 2021
Saturn's rings help reveal the planet has a "fuzzy" core
... directly inferring the interior structure of a planet. Indeed, our understanding of the Earth’s interior is primarily down to seismic waves that bounce around the planet’s inside. When recorded with a seismograph they can provide information on what...
December 2014
MAVEN and the evolution of Mars
... that affect the escape processes. Similarly, the influence of solar extreme ultraviolet flux – the ionising light waves that are known to vary much more with the 11-year solar activity cycle than visible light...
