Questions tagged [space-telescope]
Questions regarding telescopes in orbit around Earth, such as the Hubble Space Telescope.
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Space-based radio telescope array
I’m wondering about the abilities of a technology: You may have heard of the Square Kilometer Array. The array is focused by adjusting the timing of the individual antennas.
Q: Could this array be ...
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Can (neo)WISE detect the coolest Y-dwarfs?
The WISE telescope discovered some Y brown dwarfs already. Is the neoWISE mission able to detect even the coolest ones (such as Y9 dwarfs) within five light-years distance? If so, the telescope would ...
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Does anyone know about the ring diagram technique and Helioseismic and Magnetic Imager pipeline?
I'm working on the ring diagram technique and pipeline for the Solar Dynamics Observatory's Helioseismic and Magnetic Imager or HMI, but I didn't find much about the details about how it works or how ...
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Why does there appear to be a straight line of red stars in this image of the Large Magellanic Cloud?
In this image of the Large Magellanic Cloud from the Spitzer space telescope, there's a straight line of red stars in the bottom right corner (much easier to see if you go to the link and open the ...
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Does time flow in a Minkowski spacetime?
In a spacetime where the stress-energy tensor is null (no energy, no matter, no entropy), I wonder whether any motion of the variable time in the phase-space is well defined.
The arrow of time, meant ...