Quickcomputerstips
- Why does the Hubble Space Telescope produce clearer images?
- What do optical telescopes allow scientists to study from objects in space?
- Why How does the Hubble Space Telescope produce such amazing visual light photographs that can't be seen from Earth telescopes?
- What is the Hubble Space Telescope used for?
- Where is Hubble now?
- Is Hubble visible from Earth?
- What is the main source of information used by astronomers to learn about objects in space?
- What is the purpose of adaptive optics?
- How is the Hubble telescope aimed?
- What did the Hubble telescope discover?
- How does the Hubble telescope see so far?
- What is Galileo telescope?
- Where was the Hubble telescope made?
- Is Hubble still taking pictures?
Why does the Hubble Space Telescope produce clearer images?
Why is Hubble able to see so much better than telescopes on Earth? Because it is above the Earth's atmosphere. The atmosphere disturbs the starlight (a bit like looking through water) and blurs the images. So Hubble's images are much sharper than those from other telescopes.
What do optical telescopes allow scientists to study from objects in space?
Optical telescopes collect visible light. The three main types are reflecting telescopes, refracting telescopes, and catadioptric telescopes. Radio telescopes collect and focus radio waves from distant objects. Space telescopes orbit Earth, collecting wavelengths of light that are normally blocked by the atmosphere.
Why How does the Hubble Space Telescope produce such amazing visual light photographs that can't be seen from Earth telescopes?
Earth's atmosphere alters and blocks the light that comes from space. Hubble orbits above Earth's atmosphere, which gives it a better view of the universe than telescopes have at ground level.
What is the Hubble Space Telescope used for?
Scientists have used Hubble to observe the most distant stars and galaxies as well as the planets in our solar system. Hubble's launch and deployment in April 1990 marked the most significant advance in astronomy since Galileo's telescope.
Where is Hubble now?
Download "Observatory" information as a PDF
Launched on April 24, 1990, aboard the Space Shuttle Discovery, Hubble is currently located about 340 miles (547 km) above Earth's surface, where it completes 15 orbits per day — approximately one every 95 minutes.
Is Hubble visible from Earth?
Hubble is best seen from areas of the Earth that are between the latitudes of 28.5 degrees north and 28.5 degrees south. This is because Hubble's orbit is inclined to the equator at 28.5 degrees. ... So northern parts of Australia have great access to seeing the HST and can catch the telescope flying right overhead.
What is the main source of information used by astronomers to learn about objects in space?
In astronomy, the main source of information about celestial bodies and other objects is the visible light or more generally electromagnetic radiation.
What is the purpose of adaptive optics?
Adaptive optics (AO) is a technology used to improve the performance of optical systems by reducing the effect of incoming wavefront distortions by deforming a mirror in order to compensate for the distortion.
How is the Hubble telescope aimed?
The Magnetic Sensing System acts as Hubble's compass, measuring the telescope's orientation in relation to Earth's magnetic field. ... When Hubble rotates, its gyroscopes measure the direction the telescope is turning and the rate of that rotation. Hubble has some of the most accurate and stable gyroscopes ever built.
What did the Hubble telescope discover?
The telescope was named after American astronomer Edwin Hubble. Born in 1889, Hubble discovered that many objects previously thought to be clouds of dust and gas and classified as nebulae were actually galaxies beyond the Milky Way.
How does the Hubble telescope see so far?
Earth's atmosphere changes and blocks some of the light that comes from space. Hubble flies around, or orbits, high above Earth and its atmosphere. So, Hubble can see space better than telescopes on Earth can. ... Then Hubble uses radio waves to send the pictures through the air back to Earth.
What is Galileo telescope?
Galileo's Telescopes
The basic tool that Galileo used was a crude refracting telescope. His initial version only magnified 8x but was soon refined to the 20x magnification he used for his observations for Sidereus nuncius. It had a convex objective lens and a concave eyepiece in a long tube.
Where was the Hubble telescope made?
NASA's immense Hubble space telescope launched on April 24, 1990. Lockheed Martin built the complex spacecraft at its facility in Sunnyvale, California.
Is Hubble still taking pictures?
NASA's Hubble Space Telescope is back in business, exploring the universe near and far. The science instruments have returned to full operation, following recovery from a computer anomaly that suspended the telescope's observations for more than a month.
