Why does gravitational lensing create four spotlights of the background quasar along with a ring. Why it is four and not 6 or 10? I believe it should be a continuous ring with no distinct spots. Whare am I wrong in this thinking?2mo ⋅ arjitraj_ ⋅ r/Astronomy
Firefox only cares about US based users? This feature is missing from ages and available on other browser!1yr ⋅ arjitraj_ ⋅ r/firefox
[Need Help] Space Deck: I am creating a deck of cards based on Space science and exploration. Need your guidance on right selection of topics for each card.1yr ⋅ arjitraj_ ⋅ r/Astronomy
I always lose to this move. Like in 100% of all matches where my h-pawn (or a-pawn when playing as black)goes for a toss! Usually this pawn is moved to prevent bishop pinning my knight or to prevent knight jumping on g4. What should be my strategy here? What am I doing wrong. (I am rated ~1400).2mo ⋅ arjitraj_ ⋅ r/chess
What is this portion of Command Module and when does it gets removed? As it is not seen in images when the CM reaches earth.1yr ⋅ arjitraj_ ⋅ r/apollo
I love rockets, so designed a deck of 54 cards based on Rocket Science and SpaceX.4yr ⋅ arjitraj_ ⋅ r/NewProductPorn
I teach rocket science. As a hobby designer, I designed this for students4yr ⋅ arjitraj_ ⋅ r/Professors
In the Apollo 11 mission, how and where the service module rotate itself 180 degrees? To enter in Lunar orbit, it performed a retrograde burn, and then to enter into Trans-earth orbit a regular burn. The orientation had to be opposite, I believe. Please help me understand this.1yr ⋅ arjitraj_ ⋅ r/apollo
Is the definition of planetary system, on Wikipedia, inaccurate? How can an object be gravitationally bound by a star but out of orbit? Like for our solar system are there any objects which are out of orbit? Does this mean to say objects like moon that are not in orbit directly?3mo ⋅ arjitraj_ ⋅ r/Astronomy
Does similar problems happen in MacOS? I have never used Mac and am almost fed up with Windows because of such crap!3mo ⋅ arjitraj_ ⋅ r/MacOS
Designed a deck of 55 cards to provide a complete overview of astronomy and space science.1mo ⋅ arjitraj_ ⋅ r/astrophysics
Which of the two is correct representation of drogue parachute in terms of length, for Apollo 11?1yr ⋅ arjitraj_ ⋅ r/apollo
I was designing a deck of 52 cards based on Rocket Science and SpaceX. This is what I did with JOKER card! What do you think?4yr ⋅ arjitraj_ ⋅ r/FlatEarthMemes
My second attempt at logo design. Brand name: Liquid Bird. Field: Educational games. Keyword: Curiosity. Color to be finalized later. (Will be in hue of Orange/yellow)2wk ⋅ arjitraj_ ⋅ r/logodesign
Space Deck: Need ideas for joker cards. Topics for all cards finalized. [3rd update]11mo ⋅ arjitraj_ ⋅ r/Astronomy
I designed this to satisfy my love SpaceX, Rockets, and Rocket Science4yr ⋅ arjitraj_ ⋅ r/SpaceXLounge
My first attempt at card design got me at 330% funded Kickstarter. I am in love with this industry. I wish to improve and get more designs out in 2020. Feedbacks are welcome.4yr ⋅ arjitraj_ ⋅ r/playingcards
