Space: it’s vast and full of secrets waiting to be discovered.Of all the incredible objects scientists have found,out among the stars, some of the most spectacular are nebulae.Although most nebulae are completely invisible to the naked eye,modern telescopes are able to give us close-up ...
Astronomy refers to the study of the celestial objects and phenomena such as planets, moons, stars, nebulae, galaxies and other things. Other fields like chemistry, physics, and mathematics are used to support the knowledge about the universe....
astronomer Milton Humason. Humason measured the redshift of spiral galaxies. Hubble and Humason then studied Cepheid stars in those galaxies, using the stars to determine the distance of their galaxies (or nebulae, as they called them). They compared the distances of ...
What is Rigel made of? a. What type of radiation comes from planetary nebulae? b. Would planetary nebulae be dangerous to life forms living nearby? What are ultraviolet telescopes used for? What is the densest known star cluster? Who was T. Burnight in X-ray astronomy?
but it is very diffuse.According to Professor Barbara Ryden of Ohio State University, the ISM's density can get as low as 0.1 atoms per cubic centimeter (although in the biggernebulae, the density can reach 10,000 atoms per cubic centimeter). Compare this to the density of air on Earth,...
It was only with the work of Hubble using Leavitt’s law to measure distances to Magellanic clouds and “spiral nebulae” (that we now know to be other galaxies), building on earlier work of Leavitt and Hertzsprung, that it was conclusively established that these clouds and nebulae in fact ...
Rhinoceroses are large mammals most known for the distinguishing horn on their snout. Three species of rhinoceros have two horns with the front horn growing quicker and larger. The other two species have a single horn.
Light pollution severely limits visibility of faint emission nebulae and galaxies. Spouse would be miserable at dark site locations so I made do locally with a night vision monocular and EAA. Bad back. Been making great progress with exercise and weight loss over the past 6 months, then somehow...
What distinguishes one type of spiral galaxy from another? What is the density of planetary nebulae? What has the Hubble Telescope discovered about the universe? What is VY Canis Majoris made of? What planets has the Hubble Telescope discovered? What comets are from the Oort cloud? What are ...
Who discovered planetary nebulae? What do stars make? Where was the first reflecting telescope built? What is a protostar made of? What is the first magnitude star in Piscis Austrinus? What is the name given a newly discovered star? What was the event that started the space race? What is...