🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660.9

Radius: 9.6

Gravity: 7.17 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.51 AU - 0.53 AU

Year: 259 Days

Day: 6.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 79,906,814 km

• M1: 119,379 km (0.086 R)
• M2: 547,977 km (0.111 R)
• M3: 984,504 km (0.116 R)
• M4: 1,297,762 km (0.087 R)
• M5: 1,634,207 km (0.118 R)
• M6: 2,051,585 km (0.079 R)
• M7: 2,966,526 km (0.104 R)
• M8: 3,315,388 km (0.081 R)
• M9: 3,850,051 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.4

Radius: 12.7

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.45 AU - 0.59 AU

Year: 259 Days

Day: 7.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 79,906,814 km

• M1: 157,975 km (0.099 R)
• M2: 556,953 km (0.105 R)
• M3: 955,332 km (0.103 R)
• M4: 1,502,112 km (0.119 R)
• M5: 2,396,707 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.3

Radius: 12.7

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.48 AU - 0.6 AU

Year: 274 Days

Day: 7.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 79,906,814 km

• M1: 157,975 km (0.098 R)
• M2: 829,819 km (0.073 R)
• M3: 1,311,824 km (0.045 R)
• M4: 1,768,247 km (0.114 R)
• M5: 2,183,231 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.2

Radius: 12

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.19 AU - 1.98 AU

Year: 1371 Days

Day: 9.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,906,814 km

• M1: 150,047 km (0.049 R)
• M2: 539,001 km (0.077 R)
• M3: 952,190 km (0.11 R)
• M4: 1,510,041 km (0.093 R)
• M5: 1,910,514 km (0.112 R)
• M6: 2,382,645 km (0.087 R)
• M7: 3,000,185 km (0.109 R)
• M8: 3,818,186 km (0.113 R)
• M9: 4,593,403 km (0.052 R)
• M10: 5,429,655 km (0.103 R)
• M11: 5,982,718 km (0.098 R)
• M12: 6,364,492 km (0.078 R)
• M13: 6,738,786 km (0.099 R)
• M14: 8,524,984 km (0.105 R)
• M15: 9,786,693 km (0.079 R)
• M16: 10,607,835 km (0.107 R)
• M17: 11,035,237 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.1

Radius: 8.9

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.86 AU - 1.86 AU

Year: 1751 Days

Day: 14.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 79,906,814 km

• M1: 113,246 km (0.063 R)
• M2: 398,379 km (0.11 R)
• M3: 720,015 km (0.088 R)
• M4: 1,075,010 km (0.119 R)
• M5: 1,404,574 km (0.082 R)
• M6: 1,698,235 km (0.116 R)
• M7: 2,891,428 km (0.051 R)
• M8: 3,328,253 km (0.119 R)
• M9: 4,387,855 km (0.104 R)
• M10: 4,946,603 km (0.106 R)
• M11: 5,344,982 km (0.095 R)
• M12: 6,983,977 km (0.045 R)
• M13: 8,066,168 km (0.088 R)
• M14: 8,394,834 km (0.1 R)
• M15: 9,465,356 km (0.034 R)
• M16: 10,853,774 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.6

Radius: 10.2

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 2.83 AU - 3.81 AU

Year: 4176 Days

Day: 11.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 79,906,814 km

• M1: 126,859 km (0.11 R)
• M2: 892,351 km (0.092 R)
• M3: 1,377,348 km (0.087 R)
• M4: 2,084,497 km (0.101 R)
• M5: 2,885,593 km (0.05 R)
• M6: 3,703,295 km (0.113 R)
• M7: 4,021,490 km (0.063 R)
• M8: 4,467,292 km (0.1 R)
• M9: 5,112,657 km (0.11 R)
• M10: 5,585,237 km (0.052 R)
• M11: 6,114,065 km (0.119 R)
• M12: 7,059,224 km (0.096 R)
• M13: 7,519,836 km (0.094 R)
• M14: 9,094,503 km (0.101 R)
• M15: 9,566,335 km (0.091 R)
• M16: 10,246,706 km (0.081 R)
• M17: 10,958,942 km (0.112 R)
• M18: 11,493,604 km (0.097 R)
• M19: 12,088,705 km (0.111 R)
• M20: 15,479,490 km (0.105 R)
• M21: 16,470,277 km (0.066 R)
• M22: 17,447,300 km (0.101 R)
• M23: 19,516,837 km (0.072 R)
• M24: 19,998,094 km (0.08 R)
• M25: 20,859,179 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 979.1

Radius: 5.4

Gravity: 33.58 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.95 AU - 6.91 AU

Year: 9968 Days

Day: 22 Hours

Environment

Temp: -234 °C

Axial Tilt: 87.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 79,906,814 km

• M1: 67,618 km (0.07 R)
• M2: 291,716 km (0.051 R)
• M3: 510,727 km (0.085 R)
• M4: 1,352,514 km (0.113 R)
• M5: 1,654,702 km (0.067 R)
• M6: 2,108,283 km (0.103 R)
• M7: 2,334,924 km (0.11 R)
• M8: 2,641,001 km (0.061 R)
• M9: 3,408,737 km (0.12 R)
• M10: 3,830,304 km (0.052 R)
• M11: 4,168,844 km (0.11 R)
• M12: 4,808,973 km (0.115 R)
• M13: 5,270,782 km (0.056 R)
• M14: 5,477,526 km (0.083 R)
• M15: 5,981,072 km (0.109 R)
• M16: 6,554,182 km (0.109 R)
• M17: 8,825,975 km (0.118 R)
• M18: 9,167,208 km (0.078 R)
• M19: 9,567,831 km (0.11 R)
• M20: 9,824,092 km (0.058 R)
• M21: 10,084,991 km (0.109 R)
• M22: 11,924,147 km (0.063 R)
• M23: 12,891,746 km (0.066 R)
• M24: 13,204,406 km (0.085 R)
• M25: 14,439,336 km (0.089 R)
• M26: 19,736,297 km (0.089 R)
• M27: 21,520,701 km (0.097 R)
• M28: 21,960,967 km (0.08 R)
• M29: 23,782,022 km (0.116 R)
• M30: 33,347,310 km (0.028 R)
• M31: 36,363,652 km (0.054 R)
• M32: 39,425,771 km (0.104 R)
• M33: 47,378,244 km (0.103 R)
• M34: 47,973,344 km (0.109 R)
• M35: 49,330,496 km (0.115 R)
• M36: 53,555,290 km (0.059 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 901.6

Radius: 7.4

Gravity: 16.46 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 8.14 AU - 9.94 AU

Year: 18761 Days

Day: 23.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 79,906,814 km

• M1: 115,041 km (0.109 R)
• M2: 648,208 km (0.111 R)
• M3: 1,251,536 km (0.081 R)
• M4: 2,225,568 km (0.117 R)
• M5: 2,986,422 km (0.047 R)
• M6: 4,471,630 km (0.049 R)
• M7: 8,013,808 km (0.103 R)
• M8: 8,645,859 km (0.06 R)
• M9: 9,424,815 km (0.031 R)
• M10: 9,655,645 km (0.097 R)
• M11: 10,555,476 km (0.102 R)
• M12: 13,810,576 km (0.078 R)
• M13: 22,011,232 km (0.113 R)
• M14: 23,563,909 km (0.111 R)
• M15: 23,883,001 km (0.111 R)
• M16: 24,204,935 km (0.11 R)
• M17: 30,760,165 km (0.086 R)
• M18: 36,246,966 km (0.111 R)
• M19: 37,822,830 km (0.098 R)
• M20: 38,407,009 km (0.114 R)
• M21: 46,059,838 km (0.106 R)
• M22: 51,928,712 km (0.102 R)
• M23: 52,650,372 km (0.092 R)
• M24: 54,298,342 km (0.068 R)
• M25: 56,169,513 km (0.095 R)
• M26: 61,235,046 km (0.109 R)
• M27: 62,445,742 km (0.113 R)
• M28: 63,878,291 km (0.108 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 10,651 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit