I end up with lots of debris in orbit, so, I downloaded a mod and built a rocket which lets me shot them down with a laser.

Download this mod from:
http://kerbalspaceprogram.com/forum/showthread.php/6014-PLUGIN-PART-0-14-SUNBEAM-Laser-2-1

Kerbal Space Program is an Indie Game developed by Squad, download it from http://www.kerbalspaceprogram.com

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Test Flying A Rocket Designed By A Child - Kerbal Space Program
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Kerbal Space Program - Rescaled Kerbin Mod
Kerbal Space Program - Your Physics Have No Power Over Me!
Kerbal Space Program - Your Physics Have No Power Over Me!
Kerbal Space Program - Kerbtown & Kerbin City
Kerbal Space Program - Kerbtown & Kerbin City
Kerbal Space Program - Mods Mods Mods
Kerbal Space Program - Mods Mods Mods
Kerbal Space Program - New Planets - Planet Factory Mod
Kerbal Space Program - New Planets - Planet Factory Mod
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Kerbal Space Program - Exploiting The Quantum Anchor For Fun And Profit
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IXS Enterprise Mod - Kerbal Space Program
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Secret Mission To Launch A Spy Satellite in Kerbal Space Program
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Universe Sandbox - Binary, Trinary, Quartenary Star Systems
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Kerbal Space Program - So, You Want Me To Build A Space Elevator?
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What Does It Take To Reach Lightspeed In Kerbal Space Program?
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Kerbal Space Program - Interstellar Mod - Non OP Warp Drive
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Kerbal Space Program - Interstellar Quest - Episode 46 - The Longest Handbrake Turn.....
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Kerbal Space Program - How To Make A Killer Asteroid
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Munwalking Lander in Kerbal Space Program
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What does it Take To Deorbit A Moon In Kerbal Space Program
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How To Find Easter Eggs In Kerbal Space Program Using Mapsat Mod
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Kerbal Space Program - Voyage to Eeloo, New Planet in KSP 0.18.2
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The Icarus Project - Sending A Rocket to the Sun in KSP
Scott Flies a Spaceplane Designed By.... His Dad - Kerbal Space Program
Scott Flies a Spaceplane Designed By.... His Dad - Kerbal Space Program
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Fifteen Kerbals, One Plane
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Tiny 3 Part Rocket - How Far Can It Go? - Kerbal Space Program 0.16
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Kerbal Space Program - The B9 Aerospace Pack
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Mining Moons for Kethane In Kerbal Space Program
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Guided AntiAir Missiles - Kerbal Space Program
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Kerbal Space Program - Rods From The Gods Mod - No Longer Flawed
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Kerbal Space Program - Guide To The 10 Most Essential Mods & Add Ons
Kerbal Space Program - Spaceplane Plus Mod
Kerbal Space Program - Spaceplane Plus Mod
Scott Plays Gimbal
Scott Plays Gimbal
Kerbal Space Program - UFO
Kerbal Space Program - UFO
Kerbal Space Program - The New Bestest Mod Ever!
Kerbal Space Program - The New Bestest Mod Ever!
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Scott & His Dad Play More Kerbal Space Program
Scott's First Attempt At Kerbal Space Program 0.17 - Part 1
Scott's First Attempt At Kerbal Space Program 0.17 - Part 1
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Kerbal Space Program: +25 Things To Do With Your Kerbals
100 Tons Space Debris Will Fall Down to Earth 2015
100 Tons Space Debris Will Fall Down to Earth 2015
Kerbal Space Program - Savefile Editing & Orbital Parameters Tutorial (Fixed)
Kerbal Space Program - Savefile Editing & Orbital Parameters Tutorial (Fixed)
Return To Kerbin - Changing Orbits Via EVA - Kerbal Space Program
Return To Kerbin - Changing Orbits Via EVA - Kerbal Space Program
Eve Online Beginners Guide - The 10 Things To Know Before You Start Playing
Eve Online Beginners Guide - The 10 Things To Know Before You Start Playing
Kerbal Space Program: 25 things to do with your Kerbals
Kerbal Space Program: 25 things to do with your Kerbals
Rescuing An Astronaut In Munar Orbit - Kerbal Space Program
Rescuing An Astronaut In Munar Orbit - Kerbal Space Program
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Rescuing a Capsule Around Minmus in Kerbal Space Program
KSP - Kerbals at War
KSP - Kerbals at War
Kerbal Space Program - Advanced Rocket Design Tutorial
Kerbal Space Program - Advanced Rocket Design Tutorial
BETA THAN EVER | Kerbal Space Program 35
BETA THAN EVER | Kerbal Space Program 35
Kerbal Space Program - The Interstellar Quest - Episode 1
Kerbal Space Program - The Interstellar Quest - Episode 1
Kerbal Space Program - Interstellar Quest - Episode 96 - Testing The Warp Drive
Kerbal Space Program - Interstellar Quest - Episode 96 - Testing The Warp Drive
The Titan Mk4 - Kerbal Space Program (modded)
The Titan Mk4 - Kerbal Space Program (modded)
KSP - Removing Debris From LKO Without a Docking Clamp
KSP - Removing Debris From LKO Without a Docking Clamp
Kerbal Space Program - Tutorial [1080p] básico en español (Órbita)
Kerbal Space Program - Tutorial [1080p] básico en español (Órbita)