alitheastronomer

Latest Posts by alitheastronomer

Chemical flames.

Size of nebulae

Large Magellanic Cloud

The night sky. 09/03/15 Watch as the colour of the sky changes due to the rising Moon. This was a 4 hour time lapse recorded last night from 21:00-01:00.

Check out our new video to see every NASA astronaut class. Some patterns emerge.

Milky way

Jupiter’s moon, Callisto.

This is Kjell Lindgren. He’s a NASA astronaut who just got back from 5 months on the International Space Station. There are two reasons why this picture is hilarious:

His wife is flawless and makes bad space puns to make him do household chores.

I have that shirt. Thousands of people have that shirt. That shirt is available at Target. Which means actual astronaut Kjell Lindgren, with his wardrobe already full of NASA-issued and logo-emblazoned clothes, was at Target, saw a NASA shirt, and was like, “Yes, I am buying this because this is what I want to spend my actual astronaut salary on.”

 tl;dr NASA employs a bunch of fucking nerds

Here is a time lapse of the International Space Station flying over the earth.

NGC 1398 in Fornax.

Source: https://imgur.com/7dzEl2s

“The more I look at Earth, and certain parts of Earth, the more I feel like an environmentalist. It’s just a blanket of pollution in certain areas. We can fix that if we put our minds to it.“

-Astronaut Scott Kelly, whose one year long mission in space ended today (01/03/2016)

Flying Across The Universe Part 3 (From Top to Bottom: Fly through the Orion Nebula, Gum 29, and Sharpless 2-106)

(Part 1, Part 2)

Credit: HubbleSite.org

NGC 660, an example of the unusually shaped polar ring galaxies. These galaxies are likely to form their structures following violent interactions with other passing galaxies.

The star cluster Westerlund 2

js

Milky Way timelapse taken this morning (06/03/2016) on Osea island. Taken between 4:50 am and 6:10 am, panning is achieved by using my SkyTracker in horizontal mode. 6D Samyang 24mm @f2.8 ISO4000 25 sec exposures.. Please watch in HD!!

A wanderer dancing the dance of stars and space - the barred spiral galaxy NGC 1097

js

NASA created retro travel posters for different locations in our solar system in hopes of inspiring young people to imagine a future where common space travel is a possibility. 

Source

Hickson 91 in Piscis Austrinus by Johannes Schedler 

The Gaussian Integral is a beautiful integral for which the area between the e^(-x^2) and the x-axis from negative infinity to positive infinity perfectly equals the square root of pi. Image sources: 1, 2.

Constellations Vector Set Poster (it is only 12 dollars!)

MWC 922, The Red Square Nebula

Tilt-shift photo of the space shuttle Endeavor by NASA

needed some stargazing and falling stars. 

make a wish.

Orion Nebula taken with:

Optika 650mm-1300mm f/8-16 Cannon T2I 46 half second exposures

Observatory in the path of an airport is rough on star trails haha

New Horizons image of Jupiter and Io