The Picard Maneuver@lemmy.worldM to memes@lemmy.world · 2 months agoSomeone's lyinglemmy.worldimagemessage-square66fedilinkarrow-up1927arrow-down142
arrow-up1885arrow-down1imageSomeone's lyinglemmy.worldThe Picard Maneuver@lemmy.worldM to memes@lemmy.world · 2 months agomessage-square66fedilink
minus-squareKazumara@discuss.tchncs.delinkfedilinkarrow-up6·edit-22 months agoThat’s just weird. The question is about the eye. And the primary “answer” they give is about the geometry of our planet. Edit: At least the real answer is somewhere further down in the text: Theoretically, in a vacuum there’s no limit to how far away your eyes could see since light rays can travel an infinite distance, McCulley says.
minus-squareOfCourseNot@fedia.iolinkfedilinkarrow-up4·2 months agoLight emitted farther than 46 billion light years away will never reach you. While traveling an infinite distance the universe expands faster, and light emitted not that far will get so red-shifted that it won’t be visible anymore.
That’s just weird. The question is about the eye. And the primary “answer” they give is about the geometry of our planet.
Edit: At least the real answer is somewhere further down in the text:
Light emitted farther than 46 billion light years away will never reach you. While traveling an infinite distance the universe expands faster, and light emitted not that far will get so red-shifted that it won’t be visible anymore.