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Telescopes

A telescope is a device used to form images of distant objects. There are two kinds: an optical telescope uses lenses and is known as a refracting telescope or a refractor, and a reflecting telescope, which uses a mirror and is known as a reflecting telescope or a reflector. The earliest telescope was a refractor built by the Dutch eyeglass maker Hans Lippershey. This category is for questions related to telescopes, including using them to view distant planets and objects in space.

1,887 Questions

Who was the first modern astronomer to view mercury using a telescope?

The first modern astronomer to view Mercury using a telescope was Galileo Galilei in the early 17th century. His observations of Mercury, along with other planets, helped to revolutionize our understanding of the solar system.

Who helped solidify scientific method and improved the telescope?

Galileo Galilei is credited with helping to solidify the scientific method through his systematic approach to observation, experimentation, and the use of mathematical analysis in his studies. He also improved the telescope, making significant advancements in its design and use for astronomical observations and discoveries.

What other planet has transit of the sun?

Mercury and Venus are the only other planets in our solar system that can have a transit of the sun when they pass between the sun and the Earth, appearing as small dark spots moving across the sun's disk.

What is The source of light that enables astronomers to see Jupiter through a telescope?

The primary source of light that enables astronomers to see Jupiter through a telescope is sunlight reflecting off the planet's surface and atmosphere. Jupiter also emits its own light, known as intrinsic radiation, which contributes to its visibility in the night sky.

What is a good telescope but cheap?

Good and cheap rarely go together. Also, we don't know exactly what you mean by either of those terms. Your best option is to do a little research on your own and pick out some specific telescopes you can afford, then look for reviews of them in magazines like Sky and Telescope.

Speaking of which, check out the related link which may help.

When was the radio telescope first made?

The first radio antenna used to identify an astronomical radio source was one

built by Karl Jansky, an engineer with Bell Telephone Laboratories, in 1931.

Jansky was assigned the job of identifying sources of static that might interfere

with radio telephone service.

What advantage is gained by combining images from two or more telescopes?

Combining images from two or more telescopes allows for higher resolution and sensitivity than what is possible with a single telescope. This technique, called interferometry, is especially useful in astronomy for studying fine details of celestial objects and for improving the overall quality of the image.

What rings of a planet can you see if you look through a telescope?

It depends what planet you are asking for. You see, astronemers found out that saturn is not the only one. Out of all of the 9 planets, there are 2 planets with rings (including saturn.) The two planets with rings are saturn and Uranus. The other planets just have dust clouds and high or low tempatures. I know it seems unexpected, but astronemers say that there are rings, and the astronemers know all about space.

How do you use telescope as a sentence?

the telescope was shining it was painted a sky blue and decorated with fake diamonds and rubies

Who invented the telescope and developed a heliocentric view of the universe?

I suspect the answer you're looking for is Galileo Galilei. It just has two problems: Galileo didn't "invent the telescope", nor did he "develop a heliocentric view of the universe."

The telescope was invented in the Netherlands; Galileo simply improved on it and was probably the first to apply it to astronomical observations instead of just looking for distant ships. Also, Copernicus is (properly) credited with the heliocentric view; Galileo's observations supported this, but he didn't come up with it.

What telescope can be used day or night?

Any telescope can be used at any time. Depending on what you're

looking for, though, you'll most likely realize greater or lesser success

during different parts of the solar day.

For example, the solar coelostat-telescope assembly is relatively useless

during the night, the Schmidt camera at Palomar is quite unproductive in

the day, a bird spotting scope is of limited usefullness at night, and the

Hubble must be closed up during 45 minutes out of every 90.

Which branch of science created the telescope?

The invention of the telescope is credited to the field of optics, which encompasses the study of light, vision, and the behavior of electromagnetic radiation. The first practical telescope was invented in the early 17th century by Dutch spectacle maker Hans Lippershey.

Is it illegal to have an telescope in Australia?

I really doubt it. After thoroughly searching the internet for about 4 seconds,

I found a chain of stores offering telescopes and accessories for sale in Sydney,

Melbourne, Brisbane, Perth, Adelaide, and Tasmania. Either these guys are the

world's worst businessmen, or else telescopes are perfectly legal in Australia.

What planet is hardest to view clearly from earth with a telescope?

Most of the planets in the solar system are going to be very difficult, if not impossible, to view with a telescope bought for home use. Jupiter being one of, if not the number one, easiest planets to spot in the night sky. Mercury and Venus are problematic when trying to view from earth because of the fact that these two planets are very close to the sun in relevance to the earth. So attempting to view these two would have to be done at the right time of orbit for each respective planet and time of day, before the sun rises or after the sun has set. So that there is minimal light pollution coming from the sun itself. On the other end of the solar neighborhood is Pluto. Pluto is the smallest planet in the solar system measuring at approximately 1,422 miles in diameter, smaller than our own moon by just under 1,000 miles. Extremely low amounts of light reaches Pluto and is reflected back to earth. In short, Pluto would be the most difficult planet to see.

Side Note: Pluto has recently changed classification from a planet to a large Kuiper Belt object.

What is the name nasa's most famous telescope?

The first large space telescope was the Hubble, and it's probably still the most famous one. But a LOT of the new and exciting work being done is using the Kepler Space Telescope, a device which was specially designed to search for planets around neighboring stars.

Why do telescopes used for astronomy not have prisms to make the image the right way up?

Because it's not important. Introducing a prism into the optical path would absorb some of the light, which is important. So the tradeoff is an easy choice for astronomers to make.

What does a microwave telescope allow you to see?

A microwave telescope allows you to see celestial objects and phenomena that emit microwave radiation, such as cosmic microwave background radiation, molecular clouds, and active galactic nuclei. By detecting and studying these microwave emissions, scientists can gain insights into the composition, temperature, and structure of these objects.

How does the Newtonian telescope produce images of celestial bodies?

There is a concave main mirror at the low end of the telescope that focusses the image at a point above it. But before the rays arrive at the focus, they are reflected by a flat mirror set at 45-degrees so that the image is formed outside the side of the telescope, which is where the eyepiece is put.

What do the numbers mean on a telescope?

Example: 7 x 50

7 = Magnification.

The image appears 7 times bigger through the binocs than it appears to the naked eye,

giving the illusion that it's nearer.

50 = the size of the main lens

at the front of each side, 50 millimeters in diameter. The larger that lens is, the brighter

the image appears.

How do astronomers solve the problems with earth based telescopes?

Astronomers can address issues with Earth-based telescopes by using adaptive optics to correct for atmospheric distortion, selecting observing sites at high altitudes or in deserts with stable air, and designing telescopes with larger mirrors to gather more light and improve image resolution. Additionally, they can employ techniques like interferometry to combine light from multiple telescopes for enhanced resolution.

What is the name of the worst witch in the worst witch series by Jill Murphy?

The name of the worst witch in the Worst Witch series by Jill Murphy is Mildred Hubble. Despite her clumsiness and lack of skill in magic, she always tries her best and eventually proves herself to be a good witch.

How do people use the telescope in daily life?

The telescope can be used on a daily basis because of a career. Example: An astronomer may have to use a telescope every day to observe the planets.

There are many ways you could use a telescope in daily life here are some ideas:

Explorer

Birdwatcher :D

Or even in games young children would play.

Hope I helped.

;)

How can the magnifying power of a telescope be increased?

a telescope's magnification is calculated as the ratio of the focal length of the primary objective to the focal length of the eyepiece. Since a telescope is defined by the primary objective, this part of it is essentially unchangeable. Therefore, the way to increase magnification is to decrease the focal length of the eyepiece. For example, a 1000mm objective and a 25mm eyepiece yields a magnification of (1000/25) 40x. Changing the eyepiece to a 10mm eyepiece increases magnification to (1000/10) 100x.

Why has mars been the planets most studied by telescopes?

Mars has been the most studied planet by telescopes because of its relatively close proximity to Earth, making it more accessible for observation. Moreover, its similarities to Earth, such as its atmosphere and geological features, make it an intriguing target for scientists looking to understand planetary evolution and the potential for past or present life. Additionally, the Red Planet's dynamic environment, seasonal changes, and potential for human exploration have all contributed to its extensive study.