General Astronomy Archives | Articles | Astronomy Trek https://www.astronomytrek.com/general-astronomy/ Mon, 21 Oct 2024 08:03:51 +0000 en-US hourly 1 https://wordpress.org/?v=6.9.4 Are Wormholes Fact or Fiction? https://www.astronomytrek.com/wormholes/ Tue, 04 Oct 2022 16:03:17 +0000 https://www.astronomytrek.com/?p=14752 Wormholes are a sci-fi trope that everybody has heard of, a swirly (often blue-colored) tube that lets the protagonist jump between large distances or to other worlds. Of course, wormholes of this type are pure ...

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]]> Essential Astronomical Systems of Measurement https://www.astronomytrek.com/essential-astronomical-systems-of-measurement/ Sun, 03 Sep 2017 10:49:28 +0000 http://www.astronomytrek.com/?p=11292 What measurements are used in astronomy? Read on to discover the standard of measures that are applied to time, distance, brightness, location, and more. Speed of Light The Speed of Light is around 186,000 miles/sec ...

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]]> The Problem with Stellar Distances https://www.astronomytrek.com/the-problem-with-stellar-distances/ Sun, 02 Jul 2017 09:17:27 +0000 http://www.astronomytrek.com/?p=11001 So you are reading a post or article about a celestial object, and you notice that the distance to the object stated in the post or article is different from the same value stated for ...

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]]> 10 Interesting Facts about Star Magnitudes https://www.astronomytrek.com/10-interesting-facts-about-the-magnitude-of-stars/ Thu, 02 Mar 2017 22:34:18 +0000 http://www.astronomytrek.com/?p=9857 Stellar magnitude is a measurement used to describe the brightness of stars and other astronomical objects in space. Read on to find out all you need to know about the star magnitude scale. 1: Naked ...

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]]> What are Star Magnitudes? https://www.astronomytrek.com/what-are-star-magnitudes/ Tue, 28 Feb 2017 18:20:54 +0000 http://www.astronomytrek.com/?p=9831 In astronomy, the magnitude of a star refers to its measure of brightness, and while absolute magnitude relates to the star’s intrinsic brightness, apparent magnitude, on the other hand, is a way of measuring how ...

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]]> Gravitational Waves May Create Permanent Distortions in Spacetime https://www.astronomytrek.com/news/gravitational-waves-may-create-permanent-distortions-in-spacetime/ Sun, 04 Dec 2016 15:12:08 +0000 http://www.astronomytrek.com/?p=9093 Gravitational waves have long been a puzzle for scientists, and while Albert Einstein’s theory of relativity predicted their existence, the renowned physicist was on record as saying he wasn’t sure they could exist. This year, ...

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]]> Time’s Arrow and Growing Old Is Just A State of Mind https://www.astronomytrek.com/news/times-arrow-and-growing-old-is-just-a-state-of-mind/ Wed, 09 Nov 2016 14:51:44 +0000 http://www.astronomytrek.com/?p=8262 While we are increasingly being asked to refine our view of the world and the universe in which we live, one thing that we hold as constant is time. People often say things like “you ...

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]]> How Long Would a Spacecraft Take to Reach Proxima Centauri? https://www.astronomytrek.com/how-long-would-a-spacecraft-take-to-reach-proxima-centauri/ Sat, 24 Sep 2016 14:46:26 +0000 http://www.astronomytrek.com/?p=8109 In science fiction movies, we see crews being frozen in cryogenic chambers so that they can make long trips across the universe. The crew being placed in an induced state of hibernation at the start ...

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]]> Have Scientists Discovered A 5th Force of Nature? https://www.astronomytrek.com/news/have-scientists-discovered-a-5th-force-of-nature/ https://www.astronomytrek.com/news/have-scientists-discovered-a-5th-force-of-nature/#respond Fri, 02 Sep 2016 13:30:12 +0000 http://www.astronomytrek.com/?p=7971 It may soon be time to drastically rewrite the physics books. For decades, students have been taught that there are four fundamental forces of nature: • The weak nuclear force • The strong nuclear force ...

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]]> https://www.astronomytrek.com/news/have-scientists-discovered-a-5th-force-of-nature/feed/ 0 Quantum Physics Unravels Zeno’s Ancient Greek Paradox https://www.astronomytrek.com/quantum-physics-unravels-zenos-ancient-greek-paradox/ Mon, 10 Nov 2014 01:26:32 +0000 http://www.astronomytrek.com/?p=4958 Zeno of Elea was a Greek philosopher who was born around 490Bc and was famous for posing paradoxes which challenged mathematicians’ view of the real world for many centuries. One of Zeno’s Paradox goes something ...

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