Tag Archives: density
A problem worth its weight in salt
Pictures of Jupiter’s moon Europa taken by the Galileo space probe between 1995 and 2003 support the possibility that Europa’s surface has plate tectonics. In fact, scientists think it could be one of only two bodies in the Solar System … Continue reading
Posted in Science
Tagged Brown University, Cassini, cryomagma, density, ESA JUICE, Europa, eutectic, Galileo mission, ice salt, NASA Clipper, plate tectonics, porosity, salinity, subsurface ocean, tectonic activity
Comments Off on A problem worth its weight in salt
Neutron stars
When the hype for the announcement of the previous GW detection was ramping up, I had a feeling LIGO was about to announce the detection of a neutron-star collision. It wasn’t to be – but in my excitement, I’d written … Continue reading
Posted in Uncategorized
Tagged black holes, density, electromagnetic energy, gravitational waves, LIGO, neutron stars, pulsars, Virgo detector
Comments Off on Neutron stars
Rocky exoplanets only get so big before they get gassy
By the time the NASA Kepler mission failed in 2013, it had gathered evidence that there were at least 962 exoplanets in 76 stellar systems, not to mention the final word is awaited on 2,900 more. In the four years it … Continue reading
Posted in Uncategorized
Tagged Astronomy, density, empirical relationship, exobiology, exoplanets, mass, NASA Kepler mission, planet formation, Solar System
Comments Off on Rocky exoplanets only get so big before they get gassy