Key points Telescopes collect light that was emitted a long time ago and is only now reaching us on Earth. This means telescopes see the Universe as ...
The range of colors or wavelengths that a telescope can observe depends on the design of both the telescope itself and the cameras attached to it. For instance, if you’re building a telescope that ...
The JWST has dazzled since it began sending images back to Earth, but sometimes even the most advanced space telescope ever needs a little help from a friend. On Monday, the European Space Agency ...
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