Search Results | astrophysics
Your search for "astrophysics" returned 66 results
Exploring the "G" in Newton's Law of Universal Gravitation
science.howstuffworks.com/math-concepts/gravitational-constant.htm
Sir Isaac Newton's Law of Universal Gravitation helps put the laws of gravity into a mathematical formula. And the gravitational constant is the "G" in that formula.
Why Do Black Holes Twinkle?
science.howstuffworks.com/why-do-black-holes-twinkle.htm
Researchers at Australian National University studied 5,000 star-eating behemoths to find out.
How Long Does the Once-dimming Star Betelgeuse Have Left?
science.howstuffworks.com/betelgeuse.htm
Star-gazers gasped when they saw how much Betelgeuse dimmed in 2019 and the reason wasn't clear. Even though it's back up to full strength, how long will it be before it explodes? We haven't seen a supernova in over 400 years.
Is there a hole in the universe?
science.howstuffworks.com/dictionary/astronomy-terms/hole-in-universe.htm
A hole in the universe was recently discovered by scientists at the University of Minnesota in 2007. Read about the discovery of a hole in the universe.
Should I be afraid of strange matter?
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Strange matter is unlike any earthly matter ; for one, it's heavier than our matter. Learn what else makes strange matter so inarguably weird.
Can Scientists Create a Star on Earth?
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Stars are enormous celestial bodies hot enough to register millions of degrees. They're fascinating scientific phenomena, but is it actually possible for scientists to create them?
How Many Moons Does Saturn Have?
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In recent years, Saturn has overtaken Jupiter as the planet with the most satellites in our solar system. How many moons does Saturn have?
Pluto: Is It a Planet After All?
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Back in 2006, the International Astronomical Union decided to demote Pluto to the status of a dwarf planet. A historical study challenges that designation.
10 Cool Things About Carl Sagan
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He is famous for a phrase he never said, for wearing turtlenecks and for hosting the original 'Cosmos' TV series. As enthusiastic about the stars as he was about marijuana, Carl Sagan led a very surprising life.
How can parts of Canada be 'missing' gravity?
science.howstuffworks.com/environmental/earth/geophysics/missing-gravity.htm
For more than 40 years, scientists have tried to figure out what's causing large parts of Canada to be "missing" gravity. The force of gravity around Hudson Bay is lower than surrounding areas. Learn about two theories that may explain the phenomenon.