January 14, 2020
Are you sitting down for this? Well, you’re not really. Your butt isn’t actually touching the chair you’re sitting on. Since the meat of your atoms is nestled away in nuclei, when you ‘touch’ someone (or something), you aren’t actually feeling their atoms.
Nobody has ever really touched anything in their lives.
Sleep tight…
(Not exactly a new article, but still interesting; and, yes, I might be using this to justify an awful lot of my soon-to-be-beta-read new novel 😉
January 12, 2020
“Without this instability, Mars likely would have had a mass closer to Earth’s and would be a very different, perhaps more Earth-like, planet compared to what it is today.”
Damn you, Jupiter and Saturn! Why couldn’t you have just stayed in your orbits and left Mars alone? (Shakes fist futilely at night sky.)
January 10, 2020
The newly discovered exoplanet, called TOI 700 d, is located about 100 light-years away from us and is roughly 20% larger than Earth.
Okay, not exactly close, but looking good…
A year on TOI 700 d takes 37 days.
Um. Wait. What?
One thing astronomers have discovered though is that TOI 700 d is tidally locked to its star, which means that one half bathes in eternal sunlight, and the other half always exists in darkness.
Oy.
And even better…
One of the burning questions is whether the planet has an atmosphere or not.
Is this really the best way to phrase this? 😂
I vote we pass on this one…
PS I’ve been trying futilely to get WordPress not to screw up the formatting. To no avail.
December 27, 2019
If you find a big rock in your backyard, and you can’t break it open with normal tools, guess what?
The researchers argue that the Maryborough meteorite is much rarer than gold. It’s one of only 17 meteorites ever recorded in the Australian state of Victoria, and it’s the second largest chondritic mass, after a huge 55-kilogram specimen identified in 2003.
This next bit is more interesting to me:
“Other rare meteorites contain organic molecules such as amino acids; the building blocks of life.”
Hmmm… 🤔 Sounds like a storyline…
December 20, 2019
Ever wonder this about “Super Earths”?
Do they have atmospheres and how thick are they? What kind of clouds? Do they possess oceans on their surface? Do they have rings and moons? Cheops ought to be able to address such questions just from looking for these tiny dips in light during a transit.
ESA finally does something! Wow. Go Europe!
I love how BBC says “The Americans” when referring to NASA, as if a) American is an ethnic group and b) all NASA scientists are American.
But anyway…
Prof Didier Queloz, who won this year’s Physics Nobel for discovering the first planet orbiting a Sun-like star in 1995, was on hand to watch the launch.
You can watch/listen to his interview here.
December 6, 2019
Right now, engineers have got a dummy rover practising the business of retrieving packaged rock samples. And, yes, the stand-ins really are whiteboard markers.
Yay! Whiteboard markers. Um. OK.
But different agencies and companies are finally working together?
Great!
Wait. What’s the catch?
It is, though, going to take more than a decade to achieve.
Sigh.
November 14, 2019
The pattern remains a mystery, but researchers are beginning to narrow the possibilities.
While the changes are most likely…geological in nature, planetary scientists can’t completely rule out an explanation involving microbial life.
Just as the Viking landers claimed? Uh-oh.
Or is it just chemicals (perchlorate, bleach-like substances) in the soil, releasing oxygen and methane depending on the amount of sunlight/heat?
How would this affect humans who set up camps in the low-elevations areas, where they could be closer to water?
Hm…
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