1. SPACE
DEBRIS

2. ORIGEN
• Th e C old War we re th e conflicts b e twe e n U S A
and U S S R (1 946-1 991 ).
• S ince th e n m ore th an 4200 lau nch e s are d irtying
E arth orb it.

3. •1 957: th e U S S R s e nt S p u tnik 1 , th e firs t artificial
s ate llite . Th is inagu rate d th e s p ace race .
•1 961 -1 988: E E U U and U R S S s e nt to th e s p ace
s ate llite s with nu cle ar re actors and p oloniu m ,
th is cau s e s rad iactive rain.

5. WHAT’S SPACE DEBRIS?
Is th e colle ction of ob j cts
e
in orb it arou nd e arth th at we re cre ate d
b y h u m ans b u t no longe r s e rve any
u s e fu l p u rp os e .

7. COMPOSITION:
• R ocke ts .
• D e fu nct s ate llite s .
• E xp los ion and collis ion fragm e nts .
• P aint and d u s t.
• Tools los t b y as tronau ts (p e ns , lam p s , b ags ...)

8. Th e re are 300,000 ob j cts flying ove r ou r
e
p lane t and th e nu m b e r incre as e s 5% e ve ry ye ar.

9. CAUSES. Two e ve nts h ave incre as e d th e
s p ace
d e b ris :
• 2007: C h ina te s te d an anti-s ate llite we ap on
and d e s troye d a we ath e r p rob e , it b e cam e
m ore th an 1 50000 fragm e nts .
• 2009: two s ate llite s , one active and anoth e r
no, collid e in s p ace and cre ate m ore
fragm e nts .

10. CONSECUENCES:
• Ke s s le r s ynd rom e .
• It can cau s e s accid e nts in S p ace S h u ttle ,
s p ace craft…

11. A fle ck of p aint le ft
th is crate r on th e
s u rface of S p ace S h u ttle .

12. SOLUTIONS:
• H u ge ne tworks or “u m b re llas ” to colle ct th e
fragm e nts .
• N AS A wants to u s e low-p owe r las e r from e arth
to d ive rt th is d e b ris .
• O N U p as s e d a law forb id d ing s e nd to th e orb it
any ob j cts th at cou ld cau s e p rob le m s in 300
e
ye ars .

13. SOURCES:
• h ttp :/ e n.wikip e d ia.org / / p ace _ d e b ris
/ wiki S
• h ttp :/ www.e u rop ap re s s .e s
/
/ ocie d ad / ncia/
s cie noticia-m e tod o-e s p anol
-re coge r-b as u ra-e s p acial-201 1 1 21 21 251 53.h tm l
• www.rtve .e s
• h ttp :/ www.e lp ais .com
/
/articu lo/ ocie d ad / as u ra/ s p acial/
s b e vigilancia/
e lp e p u s oc/ 1 0524e lp e p u s oc_ 5/ s
201 Te

14. "Al e sp acio se l acab a e l e sp acio, nos e stam os
e
e nce rrand o e n una atm ósfe ra m e tálica.”
E s th e r M and iá G arc ía.