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What is a "short time"?

A short time in Astronomy could be 1000 years ?

ScienceBiker 8 June 6
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Astronomically a short time is less than the amount of time required to coordinate across a structure.. in stellar terms thats a couple of seconds .. neutron stars have a couple
of ms. a large galaxy has about 200ky...

JohnBeret Level 5 June 14, 2018
1

This is a fast event for objects as massive as stars, although it's unclear how long these two have been spiraling toward each other. It should provide a wealth of data when it happens.

wdwyer Level 5 June 9, 2018
1

Yes! I can't wait for this! I will have ever observing instrument my amateur self can muster looking at this!

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