![]() ![]() These example sentences are selected automatically from various online news sources to reflect current usage of the word 'parsec.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. 2019 A parsec is a unit of distance, not time, so why would Solo use it to explain how quickly his ship could travel? - Kyle Hill, WIRED, 12 Feb. parsec - Wikidata parsec (Q12129) unit of length used in astronomy pc parallax of one second parallax second Statements instance of unit of length 1 reference UCUM derived unit 1 reference pronunciation audio LL-Q9610 (ben)-Tahmid-.wav 1. ![]() Zeeya Merali, Scientific American, 5 Sep. 2019 The image shows the supermassive black hole at the centre of the galaxy Messier 87, which lies around 17 parsecs (55 million light years) from Earth. It is exactly 648,000/ astronomical units, or approximately 30.9 trillion kilometers. Copyright International Astronomical Union. 2020 In this new version, Greedo pulls the trigger first in a wild shot, missing Han by half a parsec. A parsec is a unit of distance used in astronomy. The parsec-scale structure, kinematics, and polarization of radio-loud narrow-line Seyfert 1 galaxies Copyright. Nola Taylor Redd, Scientific American, 10 Feb. 2020 The problem comes in the final parsec, where gravity is not strong enough to overcome the centrifugal force of each black hole’s orbit to pull the pair closer together. 2021 Recently astronomers settled on a value of 25 parsecs (82 light-years) above the plane, but our results strongly disagree with this estimate. Joshua Rapp Learn, Discover Magazine, What, then, can astronomers do to determine whether the final parsec problem is really a problem? - Alison Klesman, Discover Magazine, 12 July 2019 This is a huge region for comparison, ten kiloparsec is about the radius of a typical spiral galaxy like our own Milky Way, and a parsec itself is already pretty big, at more than three light-years. Recent Examples on the Web The clustered filaments are especially compelling as they are regularly spaced from each other, with roughly one parsec between them. ![]()
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