Incredible images and places to explore the stars of the night sky, photo albums of nebulae, galaxies, and breathtaking maps of the universe

Lots of positives here, but a few minor negatives, too

Still a gorgeous-looking and highly capable HD projector. This fine unit receives six stars, especially at its competitive price.

Another cracking Panasonic flatscreen, which impresses with both its integrated TV tuners and external sources

Over 60 new tracks plus more to download means our love affair with Guitar Hero continues. It’s only rock ‘n’ roll but we like it – a lot

The HST (Hubble Space Telescope) was first conceived back in the 1940s, designed and built during the 1970s and 1980s, and finally launched into orbit by the Space Shuttle Discovery on 25 April

An older LCD. A bargain option, but not one we’d recommend as once we might have

A stunning package: subtle, musical and listenable hour after hour

Appealing in many ways – and could be ideal as an ‘occasional-use’ coffee-table tool

Great video, tons of features, easy to use... if only there was a PAL-friendly version

ACER TravelMate 630

A nanotechnology design breakthrough could make faster, cheaper processors through the use of DNA structures.

A forward-thinking system which can deliver superb sounds from digital music

It may be pricey, but Sony's Walkman is a fine MP3 player and a good alternative to everything Apple

It's a shame this isn't cheaper: a fine projector if you're prepared to pay a premium for Full HD

Heartily recommended, but not a massive leap forward from the previous version

A stylish compact camera that can’t quite compete with the best on image quality, but does wonders when darkness falls

Cohen is in his early 70s and looks every bit the successful artist - grey hair pulled back into a short ponytail, sweatshirt and chinos. Only the voice is a surprise - halfway between cockney and Cal

PC Authority takes a trip down computer memory lane and discovers just how PC technology has evolved... and how Microsoft and IBM nearly destroyed each other.