Tag Archives: Black Holes

Black Holes and White Holes and Wormholes, Oh My!

Posted on April 12, 2021 by rightascensionanddeclinolan

They’re some of the most formidable entities in the universe: their strength is unmatched, they make their own rules, and if you get into a serious tussle with one, you’re almost guaranteed to lose.  No, I’m not talking about moms.  I’m talking about black holes, of course!  Duh… If you’ve ever learned about astronomy, chancesContinue reading “Black Holes and White Holes and Wormholes, Oh My!” Continue reading →

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Blog1– the vast size of the universe

Posted on February 7, 2021 by zvrec

I am very excited to share this size comparison video of the universe, which I accidentally discovered last year. I watched this video for many times afterwards, and I could not stop myself gasping with astonishment at the vast size and the scale of the celestial bodies in the universe and the universe itself. ThisContinue reading “Blog1– the vast size of the universe” Continue reading →

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Gravitational Waves

Posted on March 17, 2020 by phildowd

Gravitational waves are a fascinating concept. The thought starts from the idea that gravity moves at the speed of light. Now, at the start this sounds like a silly idea. Doesn’t the force of gravity always act on people? Yet take this example. Say the sun were to simply disappear. Not explode or change, butContinue reading “Gravitational Waves” Continue reading →

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The End of a Course, But The Start of a Passion!

Posted on April 27, 2019 by michaelfung1661

What a ride this class has been! The sheer amount of new topics and discoveries I learned about is ridiculous, but my favorite has definitely got to be regarding the unknowns and potentials for life in our universe, or even our own Solar System! Learning about worlds such as Europa and Titan, and the liquid … Continue reading The End of a Course, But The Start of a Passion! → Continue reading →

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Tidal Forces and Black Holes

Posted on February 10, 2019 by Campbell Flower

Tidal forces on Earth are caused by the uneven gravitational pull from the moon (and less from the sun) on opposite sides of the planet. But what are tidal forces like for objects near a black hole, a celestial object we are unable to see or explore? The information scientists have collected on black holes … Continue reading Tidal Forces and Black Holes → Continue reading →

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Black Holes Discovered in Milky Way Center

Posted on April 7, 2018 by jonsastroblog

For many years now, the astronomy community has believed that there must be a single super-massive black hole at the center of our galaxy, but new research done by astronomers at Columbia University may have changed that belief. According to their research, data from the Chandra X-ray Observatory has shown that there are at least … Continue reading Black Holes Discovered in Milky Way Center → Continue reading →

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Blog 8: What If You Fell In A Blackhole?

Posted on April 28, 2017 by lillyastro2110

In a black hole, spacetime is curved infinitely. Light cannot escape. Black holes have fascinated mankind for years, but what would happen if you actually reached the event horizon? What would happen if you fell into a black hole? It’s likely you would be pulverized by other objects, burn via light radiation, experience spaghettification, or … Continue reading Blog 8: What If You Fell In A Blackhole? Continue reading →

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Black Holes

Posted on April 27, 2017 by brandonandthesolarsystem

While the concept of black holes has become a cultural phenomenon thanks to movies such as Interstellar, it still seems like the general public knows very little about them. In order to help clarify any misunderstandings, welcome to a brief introduction on black holes. In essence, a black hole consists of a massive amount of mass […] Continue reading →

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A new class of black holes is found

Posted on February 14, 2017 by xiangyunastr2110

The movie Interstellar makes more and more people curious about what black hole is. The special effects team working on Interstellar no doubt make the movie undoubtedly wonderful and also it end up advancing people’s knowledge of black holes at the same time. According to Wikipedia,A black hole is a region of spacetime exhibiting such […] Continue reading →

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Supermassive Black Holes

Posted on April 10, 2016 by 2016spaceodyssey

Astronomers have recently discovered a supermassive black hole in a region of space that is sparsely populated.  The black hole is 17 billion times bigger than the Sun (by mass), making it one of the larger black holes ever discovered.  The strange part is that scientists had only ever found supermassive black holes at the […] Continue reading →

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