July 10 - Weirder than Tabby's Star?

July 10 Weirder than Tabby's Star? by:

Artist's concept showing 5 of the 7 Earth-sized exoplanets orbiting the star TRAPPIST-1. These planets were discovered via transits, that is, when they passed in front of their star as seen from Earth. Similarly, Kepler spacecraft data revealed 28 transits in the binary star system HD 139139, aka the Random Transiter. But - while the TRAPPIST-1 planets have periodic, stable orbits - the orbits of the objects in the HD 139139 system are exceedingly, well ... random. Image via NASA/JPL-Caltech/Newsweek.com. Read more.

Is the Random Transiter weirder than Tabby's Star? Move over, Tabby's Star. The Random Transiter may now be the weirdest star in the galaxy. Kepler data revealed 28 transits in front of this star in 87 days. What caused them? Multiple planets? A disintegrating planet? Alien megastructures? Explore the mystery. Video: Moon hoax not Don't believe the moon landings were real? Go ahead. Watch this. Today in science: 1st Telstar launch Telstar was the 1st satellite to relay television signals between Europe and North America. It launched on this date ... and helped change the world. Read more and watch a cool video of the '60s rock band the Ventures performing the hit song Telstar.

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We go between Saturn and the sun Just know that - around now - Saturn is more or less opposite the sun in Earth's sky, rising in the east around sunset, climbing highest up for the night around midnight and setting in the west around sunrise. When opposite the sun, Saturn is visible all night and at its best! Read more.

Rare lava lake Satellite images confirm that this rare lava lake is a continuous feature at the top of Mount Michael, in the South Atlantic's South Sandwich Islands. The temperature of the molten lava is some 1,000 degrees Celsius (1,800 degrees Fahrenheit). Read more. Submit your photo to EarthSky here! Did a friend forward EarthSkyNews to you? Click here to get your own subscription!

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