🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.4

Radius: 15

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.08 AU - 1.32 AU

Year: 924 Days

Day: 13.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 50,169,165 km

• M1: 186,698 km (0.072 R)
• M2: 901,327 km (0.058 R)
• M3: 1,621,641 km (0.083 R)
• M4: 3,224,283 km (0.078 R)
• M5: 4,929,549 km (0.092 R)
• M6: 7,027,061 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.8

Radius: 11.6

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.53 AU - 1.61 AU

Year: 1383 Days

Day: 6.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,169,165 km

• M1: 146,456 km (0.114 R)
• M2: 556,654 km (0.062 R)
• M3: 944,411 km (0.104 R)
• M4: 1,543,700 km (0.119 R)
• M5: 2,028,248 km (0.051 R)
• M6: 2,525,062 km (0.111 R)
• M7: 3,609,049 km (0.118 R)
• M8: 5,086,328 km (0.107 R)
• M9: 5,931,406 km (0.098 R)
• M10: 6,481,777 km (0.105 R)
• M11: 7,803,923 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724

Radius: 12.3

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 3.83 AU - 3.91 AU

Year: 5351 Days

Day: 13.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 50,169,165 km

• M1: 154,235 km (0.058 R)
• M2: 677,828 km (0.087 R)
• M3: 1,061,696 km (0.103 R)
• M4: 1,573,919 km (0.116 R)
• M5: 2,509,055 km (0.044 R)
• M6: 3,052,395 km (0.111 R)
• M7: 3,499,693 km (0.091 R)
• M8: 4,787,880 km (0.088 R)
• M9: 5,569,678 km (0.104 R)
• M10: 6,274,135 km (0.05 R)
• M11: 8,200,357 km (0.091 R)
• M12: 10,179,986 km (0.114 R)
• M13: 12,208,233 km (0.081 R)
• M14: 12,767,580 km (0.089 R)
• M15: 13,504,349 km (0.119 R)
• M16: 13,992,786 km (0.056 R)
• M17: 14,492,892 km (0.096 R)
• M18: 14,890,224 km (0.112 R)
• M19: 15,588,098 km (0.099 R)
• M20: 16,065,465 km (0.088 R)
• M21: 16,552,556 km (0.081 R)
• M22: 17,878,292 km (0.104 R)
• M23: 18,269,640 km (0.031 R)
• M24: 20,102,663 km (0.034 R)
• M25: 22,962,525 km (0.053 R)
• M26: 26,418,834 km (0.027 R)
• M27: 27,183,728 km (0.091 R)
• M28: 28,314,688 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.9

Radius: 9.8

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 3.39 AU - 5.51 AU

Year: 6599 Days

Day: 12.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,169,165 km

• M1: 128,205 km (0.078 R)
• M2: 536,308 km (0.089 R)
• M3: 1,143,825 km (0.09 R)
• M4: 1,572,573 km (0.074 R)
• M5: 2,007,903 km (0.096 R)
• M6: 2,638,906 km (0.034 R)
• M7: 3,277,689 km (0.104 R)
• M8: 3,772,858 km (0.088 R)
• M9: 4,658,777 km (0.119 R)
• M10: 6,331,580 km (0.091 R)
• M11: 7,269,709 km (0.109 R)
• M12: 8,446,894 km (0.071 R)
• M13: 8,944,008 km (0.095 R)
• M14: 12,395,530 km (0.052 R)
• M15: 13,240,010 km (0.096 R)
• M16: 14,932,859 km (0.104 R)
• M17: 15,434,012 km (0.095 R)
• M18: 23,231,502 km (0.063 R)
• M19: 24,207,778 km (0.107 R)
• M20: 24,977,309 km (0.116 R)
• M21: 26,484,059 km (0.092 R)
• M22: 27,966,574 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 270.9

Radius: 6.3

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 4.45 AU - 7.03 AU

Year: 9667 Days

Day: 19.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 50,169,165 km

• M1: 78,389 km (0.039 R)
• M2: 535,261 km (0.096 R)
• M3: 932,743 km (0.107 R)
• M4: 1,322,894 km (0.112 R)
• M5: 2,129,825 km (0.106 R)
• M6: 2,981,934 km (0.118 R)
• M7: 4,657,580 km (0.091 R)
• M8: 6,105,239 km (0.117 R)
• M9: 7,678,111 km (0.114 R)
• M10: 8,497,309 km (0.109 R)
• M11: 10,964,776 km (0.094 R)
• M12: 12,154,977 km (0.117 R)
• M13: 15,807,109 km (0.116 R)
• M14: 18,114,956 km (0.106 R)
• M15: 18,384,382 km (0.107 R)
• M16: 20,492,066 km (0.075 R)
• M17: 21,378,433 km (0.098 R)
• M18: 21,603,877 km (0.061 R)
• M19: 23,465,772 km (0.116 R)
• M20: 24,190,724 km (0.088 R)
• M21: 25,013,512 km (0.064 R)
• M22: 25,431,937 km (0.091 R)
• M23: 28,492,261 km (0.119 R)
• M24: 28,948,534 km (0.112 R)
• M25: 30,631,660 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 323.1

Radius: 6.9

Gravity: 6.79 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 5.27 AU - 6.41 AU

Year: 9920 Days

Day: 21.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 50,169,165 km

• M1: 85,869 km (0.101 R)
• M2: 513,270 km (0.115 R)
• M3: 814,560 km (0.049 R)
• M4: 1,178,233 km (0.095 R)
• M5: 4,310,064 km (0.107 R)
• M6: 4,854,601 km (0.074 R)
• M7: 7,125,197 km (0.099 R)
• M8: 10,682,934 km (0.108 R)
• M9: 11,073,534 km (0.074 R)
• M10: 11,322,464 km (0.075 R)
• M11: 12,039,487 km (0.079 R)
• M12: 13,226,845 km (0.078 R)
• M13: 18,550,734 km (0.076 R)
• M14: 18,902,289 km (0.053 R)
• M15: 19,473,903 km (0.096 R)
• M16: 22,986,461 km (0.067 R)
• M17: 26,101,388 km (0.101 R)
• M18: 26,365,727 km (0.078 R)
• M19: 27,897,011 km (0.105 R)
• M20: 28,173,318 km (0.084 R)
• M21: 29,965,650 km (0.03 R)
• M22: 32,539,482 km (0.092 R)
• M23: 36,560,972 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 410.3

Radius: 3.2

Gravity: 40.07 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 6.61 AU - 7.97 AU

Year: 13836 Days

Day: 17.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 50,169,165 km

• M1: 43,832 km (0.116 R)
• M2: 165,904 km (0.085 R)
• M3: 290,519 km (0.117 R)
• M4: 580,889 km (0.05 R)
• M5: 698,772 km (0.106 R)
• M6: 1,128,417 km (0.086 R)
• M7: 1,420,581 km (0.094 R)
• M8: 2,170,665 km (0.059 R)
• M9: 2,437,548 km (0.097 R)
• M10: 2,538,077 km (0.109 R)
• M11: 2,747,365 km (0.054 R)
• M12: 2,878,263 km (0.102 R)
• M13: 3,013,350 km (0.08 R)
• M14: 3,176,412 km (0.059 R)
• M15: 3,571,200 km (0.033 R)
• M16: 4,547,177 km (0.106 R)
• M17: 7,252,355 km (0.12 R)
• M18: 8,471,428 km (0.079 R)
• M19: 9,033,318 km (0.055 R)
• M20: 9,669,707 km (0.118 R)
• M21: 9,871,365 km (0.102 R)
• M22: 10,335,268 km (0.098 R)
• M23: 11,362,407 km (0.048 R)
• M24: 11,474,306 km (0.079 R)
• M25: 12,936,027 km (0.085 R)
• M26: 14,781,766 km (0.075 R)
• M27: 15,594,381 km (0.108 R)
• M28: 18,363,438 km (0.066 R)
• M29: 18,906,777 km (0.071 R)
• M30: 21,357,789 km (0.113 R)
• M31: 22,394,652 km (0.114 R)
• M32: 29,434,428 km (0.108 R)
• M33: 30,500,612 km (0.07 R)
• M34: 33,737,761 km (0.052 R)
• M35: 35,618,206 km (0.095 R)
• M36: 36,341,063 km (0.086 R)
• M37: 45,650,089 km (0.115 R)
• M38: 46,075,097 km (0.118 R)
• M39: 46,359,782 km (0.092 R)
• M40: 47,801,307 km (0.039 R)
• M41: 48,827,847 km (0.065 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 13,886 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit