🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160

Radius: 11.7

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.14 AU - 1.5 AU

Year: 964 Days

Day: 10.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 177 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 62,059,655 km

• M1: 145,708 km (0.095 R)
• M2: 604,375 km (0.081 R)
• M3: 1,365,380 km (0.063 R)
• M4: 2,641,898 km (0.035 R)
• M5: 4,082,376 km (0.102 R)
• M6: 5,148,261 km (0.074 R)
• M7: 5,885,928 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.7

Radius: 8.9

Gravity: 12.29 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.36 AU - 1.88 AU

Year: 1311 Days

Day: 12.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,059,655 km

• M1: 110,702 km (0.111 R)
• M2: 443,707 km (0.102 R)
• M3: 803,939 km (0.097 R)
• M4: 1,254,229 km (0.12 R)
• M5: 2,050,837 km (0.073 R)
• M6: 2,418,848 km (0.082 R)
• M7: 2,802,866 km (0.036 R)
• M8: 3,865,011 km (0.114 R)
• M9: 4,966,051 km (0.113 R)
• M10: 5,908,368 km (0.109 R)
• M11: 6,683,734 km (0.055 R)
• M12: 7,228,270 km (0.084 R)
• M13: 8,201,404 km (0.098 R)
• M14: 9,642,331 km (0.071 R)
• M15: 10,925,132 km (0.064 R)
• M16: 12,394,632 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901.8

Radius: 9.2

Gravity: 10.65 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.74 AU - 1.78 AU

Year: 1485 Days

Day: 11.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,059,655 km

• M1: 116,387 km (0.039 R)
• M2: 435,180 km (0.104 R)
• M3: 1,021,903 km (0.098 R)
• M4: 1,491,042 km (0.05 R)
• M5: 1,876,256 km (0.114 R)
• M6: 2,626,340 km (0.111 R)
• M7: 3,224,133 km (0.113 R)
• M8: 3,682,501 km (0.051 R)
• M9: 3,999,649 km (0.027 R)
• M10: 5,411,703 km (0.07 R)
• M11: 5,706,860 km (0.119 R)
• M12: 6,379,152 km (0.03 R)
• M13: 6,786,507 km (0.098 R)
• M14: 7,709,975 km (0.098 R)
• M15: 8,025,926 km (0.094 R)
• M16: 8,501,049 km (0.095 R)
• M17: 9,838,154 km (0.086 R)
• M18: 11,091,336 km (0.113 R)
• M19: 11,531,752 km (0.118 R)
• M20: 12,098,728 km (0.093 R)
• M21: 12,605,117 km (0.056 R)
• M22: 13,370,459 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.5

Radius: 14.8

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.05 AU - 2.97 AU

Year: 2528 Days

Day: 12.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,059,655 km

• M1: 184,155 km (0.105 R)
• M2: 876,045 km (0.089 R)
• M3: 1,463,516 km (0.026 R)
• M4: 2,213,749 km (0.072 R)
• M5: 2,736,893 km (0.039 R)
• M6: 3,260,336 km (0.09 R)
• M7: 4,056,945 km (0.079 R)
• M8: 4,849,664 km (0.058 R)
• M9: 5,481,116 km (0.072 R)
• M10: 6,718,440 km (0.092 R)
• M11: 7,360,215 km (0.049 R)
• M12: 7,860,770 km (0.057 R)
• M13: 8,702,557 km (0.051 R)
• M14: 9,330,419 km (0.091 R)
• M15: 10,166,821 km (0.116 R)
• M16: 10,826,398 km (0.096 R)
• M17: 14,839,062 km (0.117 R)
• M18: 16,273,406 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.4

Radius: 10.9

Gravity: 8.22 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.28 AU - 3.34 AU

Year: 2995 Days

Day: 6.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,059,655 km

• M1: 136,732 km (0.07 R)
• M2: 803,490 km (0.097 R)
• M3: 1,209,798 km (0.115 R)
• M4: 1,851,722 km (0.112 R)
• M5: 3,173,270 km (0.117 R)
• M6: 3,610,245 km (0.104 R)
• M7: 4,218,361 km (0.111 R)
• M8: 5,168,158 km (0.119 R)
• M9: 7,197,004 km (0.039 R)
• M10: 8,585,272 km (0.108 R)
• M11: 10,510,746 km (0.06 R)
• M12: 14,418,542 km (0.077 R)
• M13: 15,515,394 km (0.08 R)
• M14: 19,637,413 km (0.114 R)
• M15: 20,016,046 km (0.073 R)
• M16: 21,646,513 km (0.116 R)
• M17: 22,666,471 km (0.108 R)
• M18: 23,505,117 km (0.109 R)
• M19: 24,147,639 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.2

Radius: 11.8

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.66 AU - 4.28 AU

Year: 4110 Days

Day: 13.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,059,655 km

• M1: 147,204 km (0.087 R)
• M2: 886,667 km (0.087 R)
• M3: 1,293,573 km (0.057 R)
• M4: 1,771,239 km (0.025 R)
• M5: 2,379,803 km (0.1 R)
• M6: 2,833,832 km (0.106 R)
• M7: 3,615,182 km (0.093 R)
• M8: 5,120,286 km (0.115 R)
• M9: 6,252,593 km (0.108 R)
• M10: 8,768,230 km (0.091 R)
• M11: 9,934,346 km (0.107 R)
• M12: 10,459,285 km (0.078 R)
• M13: 10,963,130 km (0.11 R)
• M14: 13,142,771 km (0.043 R)
• M15: 14,381,890 km (0.12 R)
• M16: 15,547,408 km (0.113 R)
• M17: 18,679,089 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.5

Radius: 12.9

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 3.38 AU - 4.24 AU

Year: 4728 Days

Day: 8.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,059,655 km

• M1: 160,519 km (0.049 R)
• M2: 566,078 km (0.052 R)
• M3: 1,102,985 km (0.036 R)
• M4: 1,651,710 km (0.096 R)
• M5: 3,085,905 km (0.056 R)
• M6: 3,630,890 km (0.066 R)
• M7: 5,662,728 km (0.047 R)
• M8: 6,455,447 km (0.069 R)
• M9: 8,364,017 km (0.036 R)
• M10: 8,957,322 km (0.037 R)
• M11: 10,345,890 km (0.096 R)
• M12: 11,030,001 km (0.038 R)
• M13: 12,713,874 km (0.088 R)
• M14: 14,862,997 km (0.099 R)
• M15: 16,585,916 km (0.068 R)
• M16: 17,920,030 km (0.063 R)
• M17: 18,730,701 km (0.081 R)
• M18: 20,115,378 km (0.068 R)
• M19: 20,550,110 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 483.3

Radius: 5

Gravity: 19.33 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 7 AU - 7.5 AU

Year: 12412 Days

Day: 22.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 62,059,655 km

• M1: 62,233 km (0.083 R)
• M2: 349,311 km (0.106 R)
• M3: 593,455 km (0.102 R)
• M4: 1,074,711 km (0.113 R)
• M5: 1,275,172 km (0.083 R)
• M6: 1,799,064 km (0.1 R)
• M7: 2,245,763 km (0.091 R)
• M8: 2,575,627 km (0.116 R)
• M9: 3,356,228 km (0.094 R)
• M10: 4,058,141 km (0.103 R)
• M11: 4,821,988 km (0.109 R)
• M12: 5,043,094 km (0.118 R)
• M13: 5,608,424 km (0.079 R)
• M14: 6,288,945 km (0.079 R)
• M15: 7,599,422 km (0.085 R)
• M16: 7,986,282 km (0.112 R)
• M17: 8,386,157 km (0.098 R)
• M18: 9,865,980 km (0.096 R)
• M19: 10,326,143 km (0.059 R)
• M20: 11,234,501 km (0.039 R)
• M21: 12,487,383 km (0.079 R)
• M22: 12,965,348 km (0.071 R)
• M23: 14,213,144 km (0.05 R)
• M24: 15,470,813 km (0.057 R)
• M25: 16,872,845 km (0.055 R)
• M26: 20,497,003 km (0.058 R)
• M27: 21,077,592 km (0.118 R)
• M28: 26,317,407 km (0.109 R)
• M29: 28,512,606 km (0.081 R)
• M30: 30,504,203 km (0.025 R)
• M31: 33,490,924 km (0.089 R)
• M32: 39,781,664 km (0.064 R)
• M33: 40,295,832 km (0.077 R)
• M34: 43,338,503 km (0.082 R)
• M35: 44,156,803 km (0.112 R)
• M36: 44,846,450 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 712.9

Radius: 6.2

Gravity: 18.55 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 6.81 AU - 9.23 AU

Year: 14441 Days

Day: 23.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 62,059,655 km

• M1: 77,193 km (0.113 R)
• M2: 270,024 km (0.108 R)
• M3: 463,155 km (0.081 R)
• M4: 710,440 km (0.079 R)
• M5: 1,310,777 km (0.107 R)
• M6: 1,870,572 km (0.087 R)
• M7: 2,165,878 km (0.054 R)
• M8: 2,780,426 km (0.096 R)
• M9: 3,424,744 km (0.075 R)
• M10: 3,782,133 km (0.093 R)
• M11: 5,725,260 km (0.058 R)
• M12: 6,349,382 km (0.073 R)
• M13: 7,414,070 km (0.075 R)
• M14: 7,732,265 km (0.097 R)
• M15: 9,357,197 km (0.104 R)
• M16: 9,729,098 km (0.1 R)
• M17: 10,277,374 km (0.093 R)
• M18: 11,020,576 km (0.113 R)
• M19: 11,616,424 km (0.111 R)
• M20: 11,860,568 km (0.056 R)
• M21: 12,359,327 km (0.057 R)
• M22: 13,802,797 km (0.117 R)
• M23: 14,706,817 km (0.085 R)
• M24: 18,304,945 km (0.077 R)
• M25: 19,224,523 km (0.11 R)
• M26: 33,139,369 km (0.08 R)
• M27: 36,162,293 km (0.119 R)
• M28: 37,341,723 km (0.12 R)
• M29: 39,501,467 km (0.06 R)
• M30: 41,033,649 km (0.083 R)
• M31: 42,460,663 km (0.073 R)
• M32: 52,550,890 km (0.043 R)
• M33: 53,724,485 km (0.105 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 12,186 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit