The first image of M87’s black hole suggests it is 6.5 billion times the mass of the sun — close to what was expected based on how stars move around it. Source: https://www.sciencenews.org/article/m87-black-hole-image-best-mass-estimates-star-motion4…
Tag: The Sun
A Pagan Easter
Julian Rose – We don’t need a priest to divert us from the truth. Source: https://www.wakingtimes.com/2019/04/21/a-pagan-easter/…
One comet, 70 thousand images
Scientists released the OSIRIS Image Viewer to make the amazing images of comet 67P – acquired by the Rosetta spacecraft – easily accessible on the internet. Source: https://earthsky.org/space/comet-67p-rosetta-osiris-image-viewer…
Seek a daytime moon after sunrise
The next several mornings, after sunrise, present the perfect time to catch a daytime moon over your western horizon after sunrise. Source: https://earthsky.org/tonight/seek-for-a-daytime-moon-after-sunrise…
Why do airplanes look like nightclubs now?
Source: https://www.vox.com/the-goods/2019/4/19/18485015/airplane-blue-lighting-delta-jetblue-united…
The Dirty Truth About Green Batteries
If we’re going to avoid the worst consequences of climate change, we’ll need an energy revolution. But there’s a big problem. Making that future a reality will, among other things, require a lot of batteries: batteries to charge our electric cars; batteries to store solar power collected while the sun’s up and wind power harnessed when it’s gusty out. And as…
Five planets revealed after 20 years of observation
Over 4000 exoplanets have been discovered since the first one in 1995, but the vast majority of them orbit their stars with relatively short periods of revolution. Indeed, to confirm the presence of a planet, it is necessary to wait until it has made one or more revolutions around its star. This can take from a few days for the closest…
Moon’s south pole possible landing site
NASA hopes to send astronauts to the surface of the moon in 5 years, and has planned a landing site where no human has yet been: the lunar south pole. Source: https://earthsky.org/space/moon-south-pole-possible-landing-site…
Second Interstellar Meteor Discovered and This One Hit the Earth
Move over, ‘Oumuamua … there’s a new interstellar object in town. Well, there was, according to Abraham (Avi) Loeb, the astronomer who will be forever linked to ‘Oumuamua because of his theory that the cigar-shaped, not-of-this-solar-system object might actually be artificially made – in other words, an interstellar spaceship or solar sail. Despite some ridicule,… Read more » Source: https://mysteriousuniverse.org/2019/04/second-interstellar-meteor-discovered-and-this-one-hit-the-earth/…
The Mysterious Moss Man of Florida
The thick swamps of Florida can be a spooky place to say the least, their tangles of cypress trees, vines, and brush clouded with mosquitoes and infested by all manner of insects and snakes, the murky, muddy waters prowled by alligators lying in wait for the unwary. When the sun goes down the swamp comes… Read more » Source: https://mysteriousuniverse.org/2019/04/the-mysterious-moss-man-of-florida/…