spherical

These are not conventional “Saturday Night Fever” spherical mirror balls but small rotating step-pyramids, doubled-up, flat sides pressed together one atop the other and then suspended, like mirror reflections of themselves.

The lander capsule is a tough, spherical object about a metre wide and weighs nearly half a tonne.

He charted his progress in building the bike on YouTube, demonstrating its use although the spherical wheels did come off as the velocity increased.

“I keep messing up my curve balls,” she shouts, manically flicking her fingers across her phone screen to throw Poké Balls, the spherical tools used to catch Pokémon, the mission of the game.

The huge spherical chamber that hosted Sierra Space’s tests in July and August this year induced a vacuum and also simulated lunar temperatures and pressures.