Deep Space 1, an experimental NASA probe aimed at a distant asteroid, finally
got going last week after an inauspicious start. Last month its xenon ion
propulsion drive failed only four and a half minutes after being turned on.
Engineers at the Jet Propulsion Laboratory in Pasadena suspect that metallic
debris contaminated the drive, causing it to shut down automatically. Whatever
the problem, the drive now seems to be working normally.
More from New Scientist
Explore the latest news, articles and features

Physics
Gravity's strength measured more reliably than ever before
News

Mind
Symptoms of early dementia reversed by bespoke treatment plans
News

Physics
QBox theory may offer glimpse of reality deeper than quantum realm
News

ÎçÒ¹¸£Àû1000¼¯ºÏ
Is stem cell therapy about to transform medicine and reverse ageing?
Comment
Popular articles
Trending New Scientist articles
1
Largest-ever octopus was great white shark of invertebrate predators
2
QBox theory may offer glimpse of reality deeper than quantum realm
3
Is stem cell therapy about to transform medicine and reverse ageing?
4
Huge study reveals how Epstein-Barr virus may cause multiple sclerosis
5
Why your opinion of used electric vehicles is probably wrong
6
Can we ‘vaccinate’ ourselves against stress?
7
Symptoms of early dementia reversed by bespoke treatment plans
8
Can you slow ageing with your diet? A new book gives it a go
9
Can you determine your personalised stress score?
10
Collapse of key ocean current may release billions of tonnes of carbon