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Apr 30, 2018 at 10:38 comment added Kaithar Yeah, as I see it, adding more mass to a star definitely won't make it last longer. In the best case you add a bunch more hydrogen, which increases the pressure from gravity and thus should increase fusion rates. In a more realistic case you add lots of heavier elements, which increases gravity without the benefit of more fuel.
Apr 27, 2018 at 18:55 comment added Don Branson @RobJeffries - Your answer is the one that truly provides the underpinnings of what really happens and why. The first sentence of my comment was an offhand remark made in passing before I continued on to read each answer, and nothing more. I am interested to ponder what might happen at higher speeds, which is as possible as any other speed once the thought problem appeals to magic.
Apr 27, 2018 at 18:46 comment added ProfRob @DonBranson This answer discusses why one of the Quora answers is wrong (and I agree, it is), but does not examine the "nothing happens" answer at all. That one answer is wrong does not make the other one right.
Apr 27, 2018 at 18:03 comment added Thorbjørn Ravn Andersen Both Jupiter and the Sun are gas objects.
Apr 27, 2018 at 15:15 comment added Don Branson @RobJeffries - Why? Chris already has contributed that answer, I'm just agreeing with what he says, and have nothing to add.
Apr 27, 2018 at 15:10 comment added ProfRob @DonBranson By all means contribute an answer showing that nothing would happen. I disagree. You need to demonstrate how you deal with the accreted energy and angular momentum.
Apr 27, 2018 at 14:25 comment added Don Branson I think "nothing," too. But since we're using magic, let's send it at .99 c to make things interesting. :)
Apr 27, 2018 at 14:15 comment added ProfRob I lean towards something drastic will happen, but on what timescales depends on what the scenario for the impact is. The "goes dark for 200 years" answer on quora is just nonsense.
S Apr 27, 2018 at 13:15 history suggested CommunityBot CC BY-SA 3.0
Added missing word (the Sun would last longer, not become longer)
Apr 27, 2018 at 12:22 review Suggested edits
S Apr 27, 2018 at 13:15
Apr 27, 2018 at 7:05 history answered Chris CC BY-SA 3.0