This force is what it would take to hold up a mass of 118 kg in Earth's gravity - about 250 lbs.

Fragments having a combined mass of 1.5 kg are recovered.

He is 1.67 m tall and has a mass of 52 kg.

It is a fissile material with a critical mass of 6.79 kg.

The complete spacecraft with instruments had a mass of 22.65 kg.

The power supply, with a mass of 52 kg.

Progress 29 had a mass of 7,100 kg, and undocked from the station on 11 May.

A large mass of 755 kg was found embedded in soil before 1951.

The science instrumentation had a total mass of 63.1 kg.

The instrument itself has a mass of 190 kg.