Blog.CarlRobitaille.org

Indiscriminate laziness

Sentinel Hub’s EO Browser

Posted on 2021/12/02 by Carl Robitaille

Nice!

I learned today that you don't need to be an astronaut to browse recent satellite data "like on google maps".

Just visit Sentinel Hub's EO Browser and pick a date.

Here's November 16th and June 29th (reference)https://t.co/W3o2k2owZ3 @sentinel_hub for #30DayMapChallenge https://t.co/5lTQCQT4gQ pic.twitter.com/tRkwI5Pl0K
— Simon Coulombe (@CoulSim) November 20, 2021

This is what happens when a 1.7 g aluminium ball hits an 18-cm thick block of aluminium at 6.8 kilometres per second

Posted on 2021/11/16 by Carl Robitaille

This is what happens when a 1.7 g aluminium ball hits an 18-cm thick block of aluminium at 6.8 kilometres per second.

Which is about 15% slower than the @Space_Station's orbital velocity. pic.twitter.com/fXltcpCg5S
— Paul Byrne (@ThePlanetaryGuy) November 15, 2021

There are over 300 ways that the new James Webb Space Telescope could fail, NASA says

Posted on 2021/11/04 by Carl Robitaille

There are over 300 ways that the new James Webb Space Telescope could fail, NASA says

There are over 300 ways that the new James Webb Space Telescope could fail, NASA says https://t.co/pfPVGZLcvi pic.twitter.com/cJYN49ns85
— SPACE.com (@SPACEdotcom) November 3, 2021

exurb1a: 8 Million Species of Aliens

Posted on 2021/11/04 by Carl Robitaille

Jupiter’s Great Red Spot Extends Deep into the Gas Giant

Posted on 2021/11/04 by Carl Robitaille

Jupiter’s Great Red Spot Extends Deep into the Gas Giant

Ever since I was a kid I’ve loved Jupiter and its Great Red Spot. A colorful cyclone that persists for centuries! Now we’ve learned it’s deeper than we had thought. https://t.co/CDGMaMaTJV
— Sean Carroll (@seanmcarroll) October 28, 2021

NASA Mission Helps Solve a Mystery: Why Are Some Asteroid Surfaces Rocky?

Posted on 2021/11/04 by Carl Robitaille

NASA Mission Helps Solve a Mystery: Why Are Some Asteroid Surfaces Rocky?

Before #OSIRISREx arrived at asteroid Bennu, scientists thought it would be like a sandy beach. Instead they found a surface covered in boulders. But why? Scientists have solved the mystery: https://t.co/nGzAVivnyh pic.twitter.com/GAHqEmfE6F
— NASA (@NASA) October 22, 2021

APOD: Lucy Launches to Eight Asteroids

Posted on 2021/11/04 by Carl Robitaille

Lucy Launches to Eight Asteroids

eautifully overcast sky at Gale crater on Mars

Posted on 2021/10/15 by Carl Robitaille

Beautifully overcast sky at Gale crater on #Mars. Curiosity Rover captured this image pic.twitter.com/m6O7xseDCW
— Space (@redditSpaceView) October 9, 2021

Gravity Assist: Lucy and the Space Fossils, with Hal Levison

Posted on 2021/10/15 by Carl Robitaille

Gravity Assist: Lucy and the Space Fossils, with Hal Levison

“We are breaking records. We're visiting eight asteroids. No other mission has done that before.”

Take a listen to #LucyMission Principal Investigator Hal Levison ahead of next week’s launch on this episode of Gravity Assist: https://t.co/GYLkuVTRF0 pic.twitter.com/mwlGZHxSPk
— NASA (@NASA) October 9, 2021

How The James Webb Space Telescope Works

Posted on 2021/10/01 by Carl Robitaille