🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.7

Radius: 12.7

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.77 AU - 0.85 AU

Year: 471 Days

Day: 5.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 88,301,185 km

• M1: 157,975 km (0.101 R)
• M2: 600,635 km (0.051 R)
• M3: 996,920 km (0.059 R)
• M4: 1,598,304 km (0.109 R)
• M5: 2,108,283 km (0.094 R)
• M6: 2,639,206 km (0.063 R)
• M7: 3,269,761 km (0.089 R)
• M8: 3,699,855 km (0.095 R)
• M9: 4,382,320 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.7

Radius: 8.1

Gravity: 13.7 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.74 AU - 2.86 AU

Year: 2252 Days

Day: 7.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 88,301,185 km

• M1: 100,979 km (0.078 R)
• M2: 581,786 km (0.035 R)
• M3: 853,605 km (0.072 R)
• M4: 1,384,379 km (0.11 R)
• M5: 1,691,354 km (0.091 R)
• M6: 2,031,090 km (0.027 R)
• M7: 4,978,767 km (0.102 R)
• M8: 5,456,582 km (0.05 R)
• M9: 7,464,485 km (0.112 R)
• M10: 9,810,030 km (0.108 R)
• M11: 11,677,011 km (0.043 R)
• M12: 12,220,949 km (0.081 R)
• M13: 13,134,992 km (0.066 R)
• M14: 14,806,898 km (0.103 R)
• M15: 16,304,822 km (0.081 R)
• M16: 16,720,704 km (0.095 R)
• M17: 18,567,789 km (0.039 R)
• M18: 19,078,665 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.6

Radius: 14.8

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.07 AU - 2.95 AU

Year: 2568 Days

Day: 6.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 88,301,185 km

• M1: 184,005 km (0.032 R)
• M2: 916,736 km (0.077 R)
• M3: 1,435,242 km (0.083 R)
• M4: 3,662,904 km (0.094 R)
• M5: 4,721,907 km (0.099 R)
• M6: 5,249,688 km (0.106 R)
• M7: 6,209,658 km (0.092 R)
• M8: 6,719,637 km (0.104 R)
• M9: 7,389,836 km (0.075 R)
• M10: 9,108,266 km (0.063 R)
• M11: 11,980,545 km (0.053 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812

Radius: 8.8

Gravity: 10.49 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.02 AU - 5.62 AU

Year: 6833 Days

Day: 6.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 88,301,185 km

• M1: 115,938 km (0.1 R)
• M2: 472,879 km (0.055 R)
• M3: 848,070 km (0.091 R)
• M4: 1,481,617 km (0.111 R)
• M5: 2,162,437 km (0.087 R)
• M6: 2,473,302 km (0.066 R)
• M7: 2,894,120 km (0.091 R)
• M8: 3,757,450 km (0.076 R)
• M9: 5,074,061 km (0.056 R)
• M10: 5,532,428 km (0.082 R)
• M11: 8,292,808 km (0.113 R)
• M12: 9,829,029 km (0.094 R)
• M13: 11,086,997 km (0.12 R)
• M14: 13,802,049 km (0.069 R)
• M15: 15,628,190 km (0.061 R)
• M16: 16,206,087 km (0.059 R)
• M17: 32,393,474 km (0.106 R)
• M18: 33,862,376 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 48.3

Radius: 4

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 7.52 AU - 7.88 AU

Year: 13796 Days

Day: 16.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 88,301,185 km

• M1: 49,816 km (0.12 R)
• M2: 276,606 km (0.113 R)
• M3: 1,073,066 km (0.116 R)
• M4: 1,458,280 km (0.116 R)
• M5: 3,147,988 km (0.041 R)
• M6: 3,695,815 km (0.088 R)
• M7: 5,313,417 km (0.062 R)
• M8: 5,802,303 km (0.061 R)
• M9: 10,506,408 km (0.086 R)
• M10: 13,751,784 km (0.087 R)
• M11: 14,307,989 km (0.115 R)
• M12: 23,312,734 km (0.107 R)
• M13: 24,320,874 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 997

Radius: 3.6

Gravity: 76.93 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 9 AU - 11.2 AU

Year: 20725 Days

Day: 16 Hours

Environment

Temp: -233 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 88,301,185 km

• M1: 44,730 km (0.105 R)
• M2: 193,430 km (0.115 R)
• M3: 455,825 km (0.081 R)
• M4: 669,450 km (0.099 R)
• M5: 1,595,910 km (0.049 R)
• M6: 2,024,059 km (0.099 R)
• M7: 2,380,401 km (0.086 R)
• M8: 2,725,224 km (0.111 R)
• M9: 2,936,756 km (0.09 R)
• M10: 3,544,273 km (0.065 R)
• M11: 3,861,271 km (0.106 R)
• M12: 4,301,238 km (0.071 R)
• M13: 5,566,986 km (0.107 R)
• M14: 6,262,017 km (0.088 R)
• M15: 7,562,771 km (0.103 R)
• M16: 7,822,024 km (0.107 R)
• M17: 9,443,814 km (0.057 R)
• M18: 11,209,668 km (0.093 R)
• M19: 13,788,137 km (0.053 R)
• M20: 16,132,485 km (0.111 R)
• M21: 18,448,709 km (0.068 R)
• M22: 19,108,136 km (0.094 R)
• M23: 19,395,514 km (0.117 R)
• M24: 21,591,760 km (0.115 R)
• M25: 22,536,022 km (0.083 R)
• M26: 26,234,081 km (0.069 R)
• M27: 26,351,964 km (0.03 R)
• M28: 32,849,299 km (0.076 R)
• M29: 41,605,711 km (0.053 R)
• M30: 43,228,998 km (0.083 R)
• M31: 50,874,346 km (0.11 R)
• M32: 53,673,322 km (0.103 R)
• M33: 55,985,208 km (0.035 R)
• M34: 63,742,456 km (0.083 R)
• M35: 66,114,629 km (0.094 R)
• M36: 67,654,590 km (0.03 R)
• M37: 71,034,455 km (0.088 R)
• M38: 79,354,789 km (0.108 R)
• M39: 80,345,127 km (0.065 R)
• M40: 83,620,572 km (0.097 R)
• M41: 84,903,673 km (0.039 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 189 - 11,702 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit