Visible light, which can be seen with our eyes, comprises a small sliver of the electromagnetic spectrum. The rest of the spectrum, from short wavelength gamma rays to long-wavelength radio waves, requires special instruments to detect. ALMA uses and array of radio telescopes to detect and study radio waves from space. Radio telescopes are typically large parabolic dish antennas used singly or in an array. Radio observatories are preferentially located...

Whether you're shopping for your first telescope or your fifth, don't be surprised if you feel overwhelmed by the dazzling array of product choices, bells and whistles, and the literature that describes them all. That's why you need Star Ware. In this revised and updated Fourth Edition of the essential guide to comparing and selecting sky-watching equipment, award-winning astronomy writer Philip Harrington takes you telescope shopping the easy way....

"The most powerful telescope in the world was built in a remote area of China. It has already received signals from many light years away. The FAST Telescope is a marvel of engineering. It is no wonder that millions of people have flocked to the area to feast their eyes upon it and learn all about it. The Chinese telescope will use the Next Generation Archive System to help store and maintain its findings. It will also be aided by the European Southern...

Introduces readers to Tom's day of looking through a telescope, including the Moon and Sun, through Tom's experience.

Almost a half-century after its completion, the 200-inch Palomar telescope remains an unparalleled combination of vast scale and microscope detail. As huge as the Pantheon of Rome and as heavy as the Statue of Liberty, this magnificent instrument is so precisely built that its seventeen-foot mirror was hand-polished to a tolerance of 2/1,000,000 of an inch. The telescope's construction drove some to the brink of madness, made others fearful that mortals...

"Phoebe helps her dad set up telescopes on the sidewalk outside his store. It's a special night --Saturn and Mars are going to appear together in the sky. But will Phoebe be able to see them with all the city lights? Raindrops begin to fall, followed by lightning and thunder. Phoebe is filled with disappointment as she and her father hurry inside to wait out the storm. But suddenly the power fails and then, amazingly, the rain and clouds disappear....

Isaac Newton was not only brilliant, but secretive, vindictive and obsessive. Here is a portrait of the man, contradictions and all, that places him against the backdrop of seventeenth-century England, a time of plague, the Great Fire of London, and two revolutions.

"Engaging images accompany information about the Hubble Space Telescope. The combination of high-interest subject matter and light text is intended for students in grades 2 through 7"--

This guide for the backyard astronomer provides basic information, offers activity ideas, and gives construction details and assembly drawings for six telescopes.