Snippets

compiled by Arlene & David Kaplan

colossal explosion since Big Bang

-BBC

Telescopes detect ‘biggest explosion since Big Bang’
The blast in the Ophiuchus galaxy cluster left a cavity 15 times bigger than our Milky Way galaxy. Scientists have detected evidence of a colossal explosion in space – five times bigger than anything observed before. The huge release of energy is thought to have emanated from a supermassive black hole some 390 million light years from Earth. The eruption is said to have left a giant dent in the Ophiuchus galaxy cluster…
more

detector for marsquakes

-BBC

Nasa’s InSight probe senses hundreds of ‘Marsquakes’
US space agency-led probe has detected over 450 significant seismic events since touching down in 2018. None are particularly big – at most, they’re only 3 to 4 on the magnitude scale, which you might feel if you were standing directly above the tremors…more

Voyager Communciations

-NASA

NASA’s Deep Space Antenna Upgrades to Affect Voyager Communications
Starting in early March, NASA’s Voyager 2 will quietly coast through interstellar space without receiving commands from Earth. That’s because the Voyager’s primary means of communication will be undergoing critical upgrades for about 11 months…more

merger of two white dwarf stars

-BBC

Huge ‘space snowman’ is two merging stars
Researchers have discovered an unusual ultra-massive snowman-shaped star with an atmospheric composition never seen before. It is more massive than our Sun but only two-thirds the Earth’s diameter. The object is thought to have resulted from the merger of two so-called white dwarf stars that often explode as powerful supernovas…more

2022 Mars Mission Detector

-BBC

ExoMars Rover mission delayed until 2022
The ExoMars “Rosalind Franklin” vehicle was due to launch to the Red Planet in July/August but engineers aren’t able to get the vehicle ready in time. Because an Earth-Mars journey is only attempted when the planets are favourably aligned, the robot’s next opportunity won’t occur until 2022….more

This entry was posted in April 2020, Sidereal Times and tagged , . Bookmark the permalink.

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