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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

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.

Why can the star Sirius be seen without a telescope?

Sirius is one of the brightest stars in the sky, so its proximity and brightness make it visible to the naked eye. Additionally, its location in the northern hemisphere allows it to be seen throughout the year, further enhancing its visibility without the aid of a telescope.

Will You Go Blind If You Look At Planet Venus through a telescope?

No, looking at Venus through a telescope will not make you go blind. It is safe to observe Venus using proper eye protection and following safe viewing practices similar to observing the sun.

Where can you get a telescope on HorseIsle?

Treeton General Store sells them for $12,500

Treeton doesn't sell Telescopes.

Shellton - (~) Telescope $12,500

Tropicton - (~) Telescope $13,000

Do Professional astronomical telescopes generally have a much greater magnification than the telescopes you can buy in stores?

Yes, professional astronomical telescopes typically have greater magnification capabilities compared to telescopes sold in stores. This allows astronomers to observe celestial objects with greater detail and clarity. Professional telescopes also have larger apertures and specialized optics to gather more light and enhance image quality.

Does a reflecting telescope gather light with a lens or a mirror?

A reflecting telescope gathers light with a mirror instead of a lens. The mirror reflects light to a focus point where the image is formed. This design eliminates chromatic aberration that can occur with lenses.

When was the first telescope used in Arecibo Puerto Rico?

The first telescope used in Arecibo, Puerto Rico was the Arecibo Ionospheric Observatory, which began operation in November 1963. This telescope was originally built for ionospheric and radio astronomy research.

What advantage do the builders of large telescopes today have over the previous generation of telescope builders?

Large mirrors can now be made thinner and lighter than before.

Tracking celestial objects today is computer controlled and can take advantage of simpler, stronger mounts. High-speed computing today can be used to reduce the effect of Earth's atmosphere.

What problem does an earth - based telescope have that a space - baced telescope does not have?

An earth-based telescope has to contend with atmospheric turbulence, which can distort and blur images. This is not a concern for a space-based telescope, which operates above Earth's atmosphere and can provide clearer images.

Is Sarah Mather inventor of the submarine telescope African American?

Yes, Sarah Mather, an African American, is credited as the inventor of the submarine telescope. She patented this invention in 1845, which allowed for underwater exploration and observation without the need to surface.

Why do larger gasses such as neon produce more color bands than smaller gasses like hydrogen?

Larger gases like neon have more energy levels available for electrons to transition between, resulting in more color bands in their emission spectrum. In contrast, smaller gases like hydrogen have fewer energy levels, leading to fewer distinct color bands.

What telescope with 2 lenses called?

A refracting telescope uses lenses. The primary objective is the larger lens and the first point of light refraction. A smaller, secondary lens is located between the primary lens and the eyepiece as acts as another refraction device to correct or reverse the refractive aberration of the primary.

Why does the hubble space telescope orbit in the exosphere and not closer to earth?

To zoom VERY far in on certain objects in space (ones that people at NASA instruct it to look at) and takes high quality pictures for us to study and learn from so we can understand more about our universe. Google "Hubble Pictures" online and see just some of the beautiful and high-quality pictures Hubble has taken. It is also in space because, if observed from the Earth's surface, the atmosphere would interfere with the way we perceive the outer universe.

What numbers do you use on the telescope poptropica?

In the game Poptropica, the numbers used on the telescope are randomized for each player. There is no specific set of numbers to use, so you will need to find the correct combination by trial and error while exploring the telescope on the island where it is featured.

When can Ground-based radio telescopes can collect data from distant objects in space?

Ground-based radio telescopes can collect data from distant objects in space when the objects are within view of the telescope and the telescope is not obstructed by the Earth's atmosphere or interference from human-made radio signals. They are most effective at collecting data during clear weather conditions and at night when radio frequency interference is minimized.

Why do observatories have dome that can opened and turned?

Most optical telescopes are housed within a dome or similar structure, to protect the delicate instruments from the elements. Telescope domes have a slit or other opening in the roof that can be opened during observing, and closed when the telescope is not in use. In most cases, the entire upper portion of the telescope dome can be rotated to allow the instrument to observe different sections of the night sky. Radio telescopes usually do not have domes.

Who is the hubble telescopes was launched from space shuttle discovery?

The Hubble Space Telescope was launched from the space shuttle Discovery on April 24, 1990. The mission was designated STS-31.