Questions tagged [telescope]

Telescopes are devices that collect data (usually electromagnetic spectrum, visible or otherwise) to better resolve distant objects.

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10
votes
1answer
267 views

Why would Kepler’s pointing problems be minimized if aimed within the ecliptic?

Having read a few articles on the suggested new uses for the crippled Kepler space observatory with only two out of four functioning reaction wheels, several ideas suggest that Kepler’s pointing ...
12
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1answer
2k views

Why was the Hubble Space Telescope purged with nitrogen gas?

Wikipedia states that The telescope had to be kept in a clean room, powered up and purged with nitrogen, until a launch could be rescheduled. Spacecraft are always kept in a clean room ...
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2answers
429 views

Has any satellite proved the hypothesis that the Sun could be used as a gravitational lens?

Has any satellite proved the statement that the Sun's gravity could be used as a magnifying lens, focussing electromagnetic waves of distant galaxies or other celestial objects? Or, is this idea, for ...
0
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1answer
443 views

What type of telescope should I use in order to view the surface of the moon? [closed]

I am wondering what type of telescope I could use to see the surface of the moon. I am fascinated by seeing marks of human feet.
2
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0answers
63 views

Would it be possible to create a community-built array-style radio telescope? [closed]

Using off-the-shelf technology, would it be possible to create a community-built array-style radio telescope? Much like the Very Large Array or Square Kilometer Array but using home grown antennae ...
9
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1answer
1k views

Can multiple space telescopes be grouped together to explore the space

On Earth one can group multiple telescopes to observe a specific region. They can be moved around and focus different areas. Also they give a higher resolution of the area they observe. Would this be ...
34
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3answers
24k views

When will we have the technology to directly observe an exoplanet with significant clarity?

Are there currently any projects underway to develop a telescope which will have the ability to directly observe an exoplanet with any clarity? I don't mean blurry (yet impressive) images like this ...
35
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2answers
4k views

Why should the James Webb Space telescope stay in the unstable L2?

We all know that James Webb Space telescope is planned to be launched in 2018. It has been decided that the orbit of JWST will be elliptical around the Lagrange point L2, which has been declared as ...
9
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3answers
369 views

What is the current state of affairs concerning space telescopes?

With the Hubble telescope to be decommissioned any time now, and the James Webb Space Telescope at least in 2018 and unlikely to be active while Hubble still remains, will there be a gap when we have ...

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