Foil-lined foam insulation board, scraps of lumber, and a paint-thinner can hardly sound like the tools of a radio astronomer. But when coupled with an SDR, a couple of amplifiers, and a fair ...

The Odysseus spacecraft made a rough landing on the moon last year, toppling over and rendering much of its equipment unusable, but an onboard NASA radio telescope called ROLSES-1  was able to make so ...