1.   Richard Noble describes a science quality instrument.

2.   Blasted even harder by radiation, Galileo automatically turned off its cameras and science instruments to protect them.

3.   A single motor enables it to jump, rotate, right itself, pan a camera and operate onboard science instruments.

4.   He and astronaut Steve Smith will make the first and perhaps most crucial of the excursions to install new science instruments.

5.   The spacewalkers will equip the five-story telescope with two large new science instruments and install up to eight other electronic upgrades.

6.   Thursday night, two of the astronauts are to begin the first of four, lengthy back-to-back spacewalks to install two large new science instruments and other electronic upgrades.

7.   Even the fanciest science instruments on a spacecraft cannot begin to compare with the electron microscopes in laboratories on Earth.

8.   Even the fanciest science instruments on spacecraft cannot begin to compare with the electron microscopes in laboratories on Earth.

9.   Galileo automatically shut down its camera and other science instruments Thursday after the spacecraft detected a computer reset, most likely caused by the intense radiation environment at Jupiter.

10.   It carries three science instruments.