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Hubble Space Telescope

The Hubble Space Telescope, named for noted American astronomer Edwin Hubble, was built by NASA and launched into orbit aboard Space Shuttle Discovery (STS-31) in April 1990. It can observe the visual, ultraviolet, and infrared light spectrums, and is one of four space telescopes in NASA's "Great Observatories" Program.

646 Questions

How was the evidence for hubble law collected?

The evidence for Hubble's Law, which shows the relationship between distance and recession velocity of galaxies, was collected through observing the redshift of light from galaxies. Astronomers used spectroscopy to measure the redshift of galaxies, which is caused by the Doppler effect as the galaxies move away from us. By studying the redshift of galaxies at different distances, astronomers were able to support the idea that the universe is expanding.

How does the Hubble get electricity?

The Hubble Space Telescope gets its electricity from two large solar panels that convert sunlight into electrical power. These solar panels provide the necessary energy to power all of the telescope's systems and instruments.

Why is 'hubble' giving better images than the terrestrial telescopes?

The Hubble Space Telescope is above Earth's atmosphere, which distorts and blurs light, giving it a clearer view of the universe. Terrestrial telescopes have to peer through the atmosphere, which can affect image quality with distortion and light pollution. Hubble's position in space allows it to capture sharper and more detailed images than telescopes on Earth.

What kind of electromagnetic radiation does the Hubble Space Telescope collect?

The Hubble Space Telescope collects a wide range of electromagnetic radiation, from ultraviolet to near-infrared wavelengths. It is designed to observe celestial objects in these ranges to provide detailed images and data for scientific analysis.

Which of the following forms of light can be observed with telescopes at sea level?

Telescopes at sea level can observe visible light, radio waves, and a small portion of infrared and ultraviolet light that are able to penetrate the Earth's atmosphere. Other forms of light such as X-rays and gamma rays are absorbed by the atmosphere and cannot be observed at sea level.

What have we found out by using the hubble telescope?

The Hubble Space Telescope has provided valuable insights into the age and expansion rate of the universe, discovered evidence of dark energy, identified new planets and moons in our solar system, and revealed details about distant galaxies and nebulae. Additionally, Hubble has played a key role in our understanding of black holes, star formation, and the evolution of stars.

What is the monthly salary of aerospace engineers working in ISRO?

Salaries for aerospace engineers at ISRO vary based on experience and position. On average, the starting salary for a junior engineer can range from 50,000 to 70,000 INR per month, while senior engineers with more experience can earn upwards of 1-1.5 lakhs per month.

How much does it cost to operate the Hubble?

The annual operating cost for the Hubble Space Telescope is approximately $100 million.

Where did Joseph Priestley live?

Joseph Priestley lived in England for most of his life, specifically in cities such as Leeds, Birmingham, and Northumberland. He is best known for his work in chemistry and for discovering oxygen.

Why do they need to repair the Hubble space telescope?

The best known Hubble repair mission was to install a fix to some flawed optics aboard the telescope. Other missions have been to replace other aging hardware and install more capable equipment for more advanced research.

What was the launch date of the Hubble space telescope?

The Hubble Space Telescope was launched into orbit on April 24, 1990.

How do they recycle oxygen in a space shuttle?

I don't know about recycling oxygen. But I know they remove exhaled (carbon dioxide)CO2 in the living environments by using (solid lithium hydroxide) LiOH that bonds with CO2 to form (solid lithium carbonate) Li2CO3 and (water) H2O.

Was the Hubble Space Telescope been repaired?

Yes, the Hubble Space Telescope has been repaired several times since its launch in 1990. The last servicing mission was in 2009.

How long does it take for the Hubble telescope to orbit earth and at what speed?

The HST orbits at 569 km (353 miles) above Earth, orbits it in 97 minutes at a speed of 17,500 miles per hour (28,500 km per hour). In one second the HST travels almost 5 miles!

Why Is HST good?

The Hubble Space Telescope (HST) is valuable because it provides high-quality images of celestial objects, helping scientists study the universe in unprecedented detail. It has made numerous groundbreaking discoveries and contributed significantly to our understanding of space, from determining the age of the universe to identifying new planets. Additionally, it has inspired the public and generated widespread interest in astronomy.

What is Hubble space telescope mass?

11,110 kilograms

(Weight while on the Earth: 24,493 pounds, about 121/4 tons)

What is the hubble classification of M87?

M87 is classified as an elliptical galaxy in the Hubble classification system, denoted as "E0" for its round shape and absence of spiral arms.

How does the Hubble Space Telescope help us observe the moon?

They are able to see further into space now and see more detail of certain objects. Before telescopes, it was all observation astronomy. Whatever you could see with your naked eye was it. Once the telescope was invented, they were able to see more detail of our night sky. Scientists were able to identify and watch celestial objects over periods of time. watching their movements

Is the Hubble telescope the biggest telescope in the world?

No, the biggest telescope in the world currently is the Large Binocular Telescope. But Hubble is the biggest spacetelescope.

Which of the following is not an advantage the Hubble Space Telescope has over ground based telescopes?

The Hubble Space Telescope is not affected by atmospheric distortion, providing clearer images than ground-based telescopes. Ground-based telescopes have the advantage of being easier to upgrade and maintain than a space-based telescope like the Hubble.

What kind of tele scope is hubble?

The Hubble Space Telescope is a space-based telescope that observes astronomical objects from low Earth orbit. It is a reflector telescope with a 2.4-meter primary mirror and it can capture images in visible, ultraviolet, and near-infrared wavelengths.

Why do you think the hubble telescope might need an extra solar panel?

The Hubble telescope might need an extra solar panel to increase its power supply, especially if the existing panels degrade over time or if new instruments are added that require more energy. This would ensure that the telescope continues to function effectively and gather important data from space.

What is the hubble's top speed?

Hubbles top speed is 8,530 nano/m per sec which allows it to travel it the same hemisphere there astronauts put it on.

When was hubble lanched?

The Hubble Space Telescope was launched into orbit on April 24, 1990 by the Space Shuttle Discovery.

How did they fix the Hubble Telescope?

The slight optical defect (known as a spherical aberration, and less than 4 microns, 1/5 the thickness of a human hair) discovered in the Hubble's primary mirror after it was deployed in space, was corrected by a system known as COSTAR (Corrective Optics Space Telescope Axial Replacement). Built by Ball Aerospace, it was manufactured and tested between the Hubble's first deployment and her First Servicing Mission in 1993.

COSTAR (since replaced, as all Hubble instruments installed after the FSM have corrective optics) worked much like corrective eyeglasses, using a system of tiny mirrors to correct for the flaw. The result of COSTAR's installation (and all of us who worked on it waited with our breath held until it was operational and the first pictures were in) was nothing less than spectacular, restoring Hubble to its original design specifications.