Looking beyond our galaxy with current telescopes, astronomers can study both middle - aged and mature galaxies. (solarviews.com)
Yet the latest studies, which push current telescopes to the edge of their limits, have turned up only two dozen of these faint satellites. (discovermagazine.com)
Astronomers are stuck with such indirect methods of detection because current telescope technology struggles to image very distant and faint objects - especially when they orbit close to the glare of a star. (news.bbc.co.uk)