Dr. Phil Metzger, Discover and Read the Best of Twitter Threads by @DrPhiltill

Dr. Phil Metzger

DrPhiltill

Super interesting paper on the role of magnetic fields in the solar nebula helping planets to form (paywalled but the abstract is open access so check it out!). For context,

The theory the asteroids came from a single broken planet came from Olbers in early 1800s but was quickly rejected since the orbits don’t work. By the late 1800s Kirkwood

I have worked with lunar samples but I don’t remember smelling anything. The astronauts who were there reported that it smelled like gunpowder. Our belief is that on the Moon

Here's a concept I developed at NASA 18 years ago: "Multipole Radiation Shielding." Our director called it the First Generation Star Trek Shield. My lab lead had the idea to

I’ve been thinking a lot lately about measures of complexity. Look at the complex structures in a star. Amazing! It is mind-blowing that such complexity naturally arises in the cosmos

Rockets and Lasers! Results from NASA Flight Opportunities Program: successful flights of Ejecta STORM on the @mastenspace Xodiac rocket. This is a laser instrument that measures the properties of lunar

1/n. We were discussing this comic by @xkcd while examining simulated lunar regolith, today. It came from this great piece about research by physicist Dr. Karen Daniels on why SAND

Except if it was a 6-Earth-mass hamburger, gravity would immediately pull it into a sphere, the heat would melt it, it would differentiate, the metals from the meat going to

Some say, “This is the best idea for the future of humanity EVER!” Others say “This is colonialism that will destroy the Moon and enslave the poor!” IMO, both sides

I was saddened to hear today that we lost Prof. Brian O'Brien, who died peacefully after a long and productive career. He was principle investigator of the Apollo program's Dust

A few things to notice, to enhance your viewing pleasure. 1) Look for the white streaks af blowing dust from the bottom of the screen toward the end. Believe it

Great piece explaining why even cloth masks do *help* slow and prevent #COVID19.https://twitter.com/startswithabang/status/1281471615943839749 2/ BTW, the science behind this — why even a cloth mask helps stop the spread of

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