By Jamie Condliffe on at

This picture shows SpaceX preparing its Falcon 9 rocket for launch at Cape Canaveral later today. If all goes well — and currently there’s a 60 per cent chance of favourable weather — the launch will take place during a 90-minute window which starts at 22:14 GMT. Read more >

By Chris Mills on at

Most iceberg-forming videos show the violence of glaciers calving, the groaning as thousands of tonnes of ice tip into the sea. But this sequence of photos from NASA’s satellites reveal a far more stately process: the birth of a 17-mile iceberg. Read more >