Why can't a satellite fly at a close distance to Earth,even if it is still in orbit? Need reasons?

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Though damage from the storm was still extensive, without satellite data ... It’s also our only weather satellite in low Earth orbit. ... We simply can’t ... - Read more

... it's that the distance is CLOSE ... Now consider a satellite in a circular low Earth orbit. It would need to have a ... because if they orbit but still get ... - Read more

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Why can't a satellite fly at a close distance to Earth,even if it is still in orbit? Need reasons? resources

HowStuffWorks "How Satellites Work"

Socrates made this observation centuries before humans successfully placed an object in Earth's orbit. ... satellite to orbit Earth. ... 10 Reasons Why Tesla Is a ...

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The Moon is the only natural satellite of Earth: ... since the Earth moves a significant distance in its orbit around the Sun in ... Why the Moon looks bigger near ...

Satellite - Wikipedia, the free encyclopedia

The US military studied the idea of what was referred to as the earth satellite ... orbit is at the same distance ... satellite put in Geocentric orbit, was still ...

In November, A Massive Asteroid Will Fly Very Close To Earth

... when a massive asteroid will make a close flyby of Earth at a distance of ... can't see or are ... high or even a highly elliptical low earth orbit. ...

SpaceWeather.com -- News and information about meteor ...

Spaceweather.com posts daily satellite images of noctilucent ... the comet and goes into orbit ... Lunar Distance."

gravity - How close does light have to be, to orbit a ...

... with a sphere the size of Earth and the weight of Earth, I can't get light to orbit? ... the reasons why your ... able to orbit the earth from a close distance?

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"Get a Straight Answer" - NASA

Are nuclear forces merely gravity at very close distance? Changing the Earth ... Why can't we feel the Earth ... even at the closest approach they are ...

How does the Global Positioning System (GPS) work ?

The distance to the GPS satellites can be determined by ... track each satellite's orbit. ... occurs you will at least understand the reasons why.

About Satellite Phone Service - The Travel Insider

... phone service uses 'low earth orbit' ... distance to a LEO satellite also means that the ... don't need a satellite phone, even 50¢ a minute ...

Introduction to GPS - CMTINC.COM

GPS determines distance between a GPS satellite and a GPS receiver by ... and the need to be very close to a ... in the orbit of a satellite that are ...

Artificial Satellites at CalSky - #1 Astronomical and ...

... , the emersion of a satellite was still something ... by satellites in a low earth orbit ... why there are very few satellites on an orbit running ...

Asteroid to fly past Earth this weekend – Light Years ...

Asteroid to fly past Earth ... you need him? Why does this ... generally they can't see them until they're close and have only ...

Close Encounter with Asteroid on Feb 15, 2013 — World ...

... which an asteroid can fly at a small distance ... Earth? A: No. The orbit of asteroid 2012 ... a close flyby of Earth, the asteroid’s apparent ...

Malaysia Airlines Flight MH370: No Sign of Jet as Search ...

Airlines Told to Fly ... Airlines Flight 370 Relying on Binoculars—but Still No ... more aircraft and satellite surveillance in pursuit ...

Is there a perfect orbit? - space astronomy planets | Ask ...

Is there a distance at which a satellite will orbit ... If you try to put a satellite into a really high Earth orbit, close ... why do they still exist. Why haven ...

Space exploration - SEN

Sen is a registered trademark of Sen Corporation Limited. | Terms and Conditions | Privacy Policy | Design by Mash + Get Sen; News; Blogs; Features; Human Spaceflight ...

NASA to bomb moon to search for signs of ice - Houston ...

The companion spacecraft and the launcher's second stage would remain linked in a looping orbit around the Earth ... Satellite would fly ... Even as the ...

Curious About Astronomy: If Mars is only about 35-60 ...

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Artificial satellites - blogspot.com

Why did we need to bother with ... This puts the satellite outside the Earth's atmosphere, but still close enough that it can ... This is the orbit of artificial ...

Q: Why are orbits elliptical? Why is the Sun in one focus ...

I can’t find a good intuitive reason why orbits are elliptical. In fact, I can’t even find ... the satellite orbit can no longer ... Why does the Earth orbit ...

"Get a Straight Answer" - NASA

Why can't we feel the Earth's ... an Earth satellite in a long elliptical orbit. ... is so weak at this distance that It can't even produce enough pull ...

A Question Concerning Time Dilation - Relativity - Science ...

These would be qualified reasons why the satellite and the earth ... but are still in existence in each others, even ... What I can't understand is time dilation ...

Orbits - Greensboro Day School

... for two reasons: For orbits of larger radius, ... distance from the Earth, its orbital ... the satellite. What radius orbit around the Earth will ...

DARPA's 'Membrane Optics' Spy Satellite Could Capture ...

DARPA's 'Membrane Optics' Spy Satellite Could Capture Close ... Why not use thousands of small satelites in close orbit. ... but whose to say life on other worlds can ...

NASA Short Story Contest - Space Flight Systems Mission ...

... than on Earth, but they still fall. Astronauts can't jump off ... Space Shuttles can't fly to the moon ... orbit the Earth. Even ...

Flight to Mars: How Long? And along what path?

Fly to Mars! (1) 21c. Fly to ... The radius of the Earth's orbit, denoted by r 1, is close to 150,000,000 ... (in either direction) for several reasons.

House-sized asteroid to fly extremely near Earth Monday ...

The orbit of asteroid 2011 MD nearly parallels that of Earth. ... there are at least a couple reasons why. ... If it’s very close to Earth and still faint, ...

The Moon: The Distant View - NASA

We need to go aboard a spaceship and fly halfway ... Near Earth that is a gentle force, though still strong ... since the moon's orbit is very close to ...

Natural satellite - Wikipedia, the free encyclopedia

... Mercury and Venus have no natural satellites; Earth ... The natural satellites orbiting relatively close ... (natural satellites that orbit a natural satellite ...