NASA is quietly entertaining one of the most audacious telescope concepts ever proposed: using the Sun itself as a giant lens ...
Professional astronomers don’t make discoveries by looking through an eyepiece like you might with a backyard telescope. Instead, they collect digital images in massive cameras attached to large ...
In 1874, an astronomer named James Nasmyth built his own telescope, observed the moon, and then created and photographed detailed plaster models of its surface. You can see one of those photographs ...
(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) John Peterson, Purdue University (THE CONVERSATION) Professional astronomers don’t ...