🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.9

Radius: 9

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.75 AU - 0.77 AU

Year: 428 Days

Day: 11.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 86,140,330 km

• M1: 112,049 km (0.052 R)
• M2: 403,615 km (0.067 R)
• M3: 830,268 km (0.045 R)
• M4: 1,114,205 km (0.071 R)
• M5: 1,489,696 km (0.098 R)
• M6: 1,778,719 km (0.094 R)
• M7: 2,472,703 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.9

Radius: 8.6

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.87 AU - 1.09 AU

Year: 626 Days

Day: 5.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 86,140,330 km

• M1: 108,608 km (0.076 R)
• M2: 539,450 km (0.1 R)
• M3: 951,742 km (0.065 R)
• M4: 1,274,873 km (0.114 R)
• M5: 1,796,072 km (0.095 R)
• M6: 2,490,505 km (0.079 R)
• M7: 3,411,729 km (0.099 R)
• M8: 4,061,881 km (0.078 R)
• M9: 4,558,546 km (0.028 R)
• M10: 5,188,653 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.5

Radius: 10.8

Gravity: 7.74 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.91 AU - 1.41 AU

Year: 807 Days

Day: 10.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 86,140,330 km

• M1: 134,339 km (0.099 R)
• M2: 498,161 km (0.095 R)
• M3: 903,571 km (0.086 R)
• M4: 1,300,753 km (0.107 R)
• M5: 1,770,640 km (0.057 R)
• M6: 2,407,030 km (0.113 R)
• M7: 2,754,994 km (0.111 R)
• M8: 3,123,454 km (0.074 R)
• M9: 3,539,336 km (0.106 R)
• M10: 4,315,151 km (0.099 R)
• M11: 5,163,221 km (0.101 R)
• M12: 5,767,596 km (0.101 R)
• M13: 8,856,643 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.9

Radius: 9.3

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.13 AU - 1.65 AU

Year: 1058 Days

Day: 11.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 86,140,330 km

• M1: 115,639 km (0.102 R)
• M2: 471,832 km (0.11 R)
• M3: 802,443 km (0.071 R)
• M4: 1,212,192 km (0.04 R)
• M5: 1,783,057 km (0.109 R)
• M6: 2,503,520 km (0.102 R)
• M7: 2,808,700 km (0.046 R)
• M8: 4,058,590 km (0.059 R)
• M9: 4,650,549 km (0.075 R)
• M10: 4,951,390 km (0.08 R)
• M11: 5,384,177 km (0.045 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.1

Radius: 8.4

Gravity: 13.34 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 4.82 AU - 5.68 AU

Year: 7767 Days

Day: 12.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 178 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 86,140,330 km

• M1: 104,419 km (0.118 R)
• M2: 532,419 km (0.056 R)
• M3: 959,521 km (0.043 R)
• M4: 1,604,138 km (0.082 R)
• M5: 1,901,389 km (0.113 R)
• M6: 2,217,788 km (0.085 R)
• M7: 3,601,718 km (0.103 R)
• M8: 4,036,300 km (0.092 R)
• M9: 4,307,970 km (0.101 R)
• M10: 4,798,053 km (0.052 R)
• M11: 5,324,787 km (0.039 R)
• M12: 7,060,571 km (0.112 R)
• M13: 8,206,341 km (0.069 R)
• M14: 10,553,232 km (0.09 R)
• M15: 11,336,676 km (0.082 R)
• M16: 13,797,112 km (0.088 R)
• M17: 14,797,174 km (0.066 R)
• M18: 16,592,947 km (0.114 R)
• M19: 19,207,170 km (0.059 R)
• M20: 19,513,696 km (0.069 R)
• M21: 23,363,298 km (0.102 R)
• M22: 26,728,951 km (0.086 R)
• M23: 27,015,131 km (0.089 R)
• M24: 29,076,889 km (0.119 R)
• M25: 31,558,868 km (0.073 R)
• M26: 33,400,118 km (0.053 R)
• M27: 35,311,979 km (0.092 R)
• M28: 36,119,957 km (0.066 R)
• M29: 39,475,587 km (0.104 R)
• M30: 41,611,246 km (0.055 R)
• M31: 43,164,371 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 238.6

Radius: 5.1

Gravity: 9.17 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 6.71 AU - 6.97 AU

Year: 11550 Days

Day: 18 Hours

Environment

Temp: -214 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 86,140,330 km

• M1: 63,429 km (0.114 R)
• M2: 226,940 km (0.1 R)
• M3: 508,483 km (0.068 R)
• M4: 868,416 km (0.077 R)
• M5: 1,156,990 km (0.117 R)
• M6: 1,371,364 km (0.081 R)
• M7: 1,625,381 km (0.063 R)
• M8: 1,850,974 km (0.032 R)
• M9: 3,156,515 km (0.103 R)
• M10: 3,600,970 km (0.068 R)
• M11: 4,136,830 km (0.055 R)
• M12: 5,932,154 km (0.065 R)
• M13: 7,831,449 km (0.091 R)
• M14: 8,393,787 km (0.085 R)
• M15: 8,642,867 km (0.083 R)
• M16: 10,431,160 km (0.117 R)
• M17: 11,462,338 km (0.102 R)
• M18: 12,776,257 km (0.075 R)
• M19: 14,422,731 km (0.113 R)
• M20: 15,762,380 km (0.056 R)
• M21: 16,205,489 km (0.069 R)
• M22: 16,462,348 km (0.081 R)
• M23: 19,040,069 km (0.101 R)
• M24: 22,031,278 km (0.054 R)
• M25: 23,148,176 km (0.055 R)
• M26: 24,893,235 km (0.111 R)
• M27: 25,235,366 km (0.116 R)
• M28: 25,407,553 km (0.067 R)
• M29: 25,667,404 km (0.092 R)
• M30: 26,813,623 km (0.091 R)
• M31: 27,901,648 km (0.05 R)
• M32: 35,700,485 km (0.07 R)
• M33: 35,917,551 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 988.8

Radius: 8

Gravity: 15.45 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 9.46 AU - 10.3 AU

Year: 20052 Days

Day: 15.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 86,140,330 km

• M1: 99,483 km (0.101 R)
• M2: 351,106 km (0.04 R)
• M3: 609,761 km (0.096 R)
• M4: 990,936 km (0.105 R)
• M5: 1,737,130 km (0.057 R)
• M6: 2,154,808 km (0.076 R)
• M7: 2,540,621 km (0.12 R)
• M8: 3,248,069 km (0.096 R)
• M9: 3,541,281 km (0.058 R)
• M10: 4,014,309 km (0.118 R)
• M11: 4,858,041 km (0.067 R)
• M12: 6,611,627 km (0.113 R)
• M13: 8,257,802 km (0.094 R)
• M14: 10,409,169 km (0.034 R)
• M15: 12,692,631 km (0.12 R)
• M16: 14,027,643 km (0.053 R)
• M17: 14,492,743 km (0.091 R)
• M18: 15,372,079 km (0.077 R)
• M19: 17,770,432 km (0.048 R)
• M20: 18,223,564 km (0.11 R)
• M21: 20,015,896 km (0.059 R)
• M22: 29,108,454 km (0.038 R)
• M23: 29,738,112 km (0.082 R)
• M24: 30,634,951 km (0.088 R)
• M25: 31,286,450 km (0.118 R)
• M26: 33,433,479 km (0.107 R)
• M27: 33,846,668 km (0.111 R)
• M28: 42,682,217 km (0.063 R)
• M29: 48,412,713 km (0.039 R)
• M30: 51,461,368 km (0.064 R)
• M31: 54,066,166 km (0.104 R)
• M32: 64,298,212 km (0.064 R)
• M33: 72,710,100 km (0.068 R)
• M34: 79,847,265 km (0.059 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 12,148 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit