Constellations & Alt Names. Who didn't get at least a little involved in the total-solar-eclipse craze of 2016? Thread starter Jazzy; Start date Jul 11, 2018; Jazzy. Other Sciences. It is where the Apollo 11 lunar lander touched down. The planet has an ever-changing number of man-made satellites; they provide us with GPS systems, radio and more.
Uranus and Neptune are the ice giants, composed of frozen oxygen, carbon, nitrogen and sulfur. Outside of photography, it's best seen during a total solar eclipse. Answer: Brazil. 6 Min Quiz Image: cemagraphics / E+ / Getty Images About This Quiz. Miscellaneous Trivia Quiz Part 2 . Luna, Selene and Cynthia are all moon-goddess names from mythology. Learn vocabulary, terms, and more with flashcards, games, and other study tools. 13 Which planet has the largest moon in the Solar system? How do solar systems form? and confirming that you are 13 years old or over. Forum Admin. (Plus, we can't explain it because the definition goes over our heads). If you said "nine," you've revealed yourself as a quiz-taker Of A Certain Age. The sun's corona is the beautiful and somewhat irregular outer halo. They accompany war, after all. Voyager I left our solar system and is now traveling through the interstellar medium, the space between solar systems. The field of astrophysics covers some of the biggest questions about the universe. "Lunar" is the most common term. It sounds like it should be time, doesn't it? 25 What is the escape velocity from the Solar system at the distance of Earth? By "nonviable star," we mean one that doesn't have sufficient mass to create nuclear fusion reactions, as our sun does. 20. The big bang theory posits that the entire universe was concentrated into a single point roughly 13.8 billion years ago, and that it expanded rapidly to form what we know as the universe.
Stars passing in front of Sagittarius A have allowed physicists to estimate the object's mass at more than 4 million times that of the sun. 71% average accuracy. Fun fact: When you look at Betelgeuse, you are gazing at the single largest object it's possible to see unaided from Earth. 18. Is time travel possible? 17. But people using a telescope for the first time invariably want to point it at Saturn, to see its marquee feature, its rings. The final letter, V, indicates that our sun is a main sequence star. To date, a little more than 4,000 exoplanets are known to exist. How do solar systems form? Not even light can escape the gravitational pull of a black hole—which is, of course, why we perceive them as black. 16 How many named constellations are there?
Therefore, only the largest hit and make craters. Where do these names come from? To be fair, there is a broader definition of "event horizon" in the theory of general relativity, but we're not going to worry about that here.