fossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 4 days agoHD 137010 bmander.xyzimagemessage-square210linkfedilinkarrow-up1989arrow-down120
arrow-up1969arrow-down1imageHD 137010 bmander.xyzfossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 4 days agomessage-square210linkfedilink
minus-squarepiccolo@sh.itjust.workslinkfedilinkEnglisharrow-up32·4 days agoEarth is traveling 29.8km/s around the sun. In order to go to the sun, you have to slow down. But to escape the sun from earth, you need to accelerate to 42km/s or just 12km/s relative.
minus-squarebufalo1973@piefed.sociallinkfedilinkEnglisharrow-up1·3 days agoAnd if the launch is towards the “back” of Earth’s orbit? 29.8 km/s - escape velocity…
Earth is traveling 29.8km/s around the sun. In order to go to the sun, you have to slow down. But to escape the sun from earth, you need to accelerate to 42km/s or just 12km/s relative.
And if the launch is towards the “back” of Earth’s orbit? 29.8 km/s - escape velocity…