🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.8

Radius: 14.2

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.56 AU - 0.9 AU

Year: 403 Days

Day: 9.8 Hours

Environment

Temp: -136 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 70,790,066 km

• M1: 176,675 km (0.083 R)
• M2: 678,576 km (0.093 R)
• M3: 1,158,187 km (0.084 R)
• M4: 1,738,776 km (0.118 R)
• M5: 2,503,371 km (0.111 R)
• M6: 3,611,143 km (0.089 R)
• M7: 4,721,010 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.8

Radius: 14.6

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.62 AU - 2 AU

Year: 1572 Days

Day: 7.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,790,066 km

• M1: 182,061 km (0.05 R)
• M2: 647,908 km (0.057 R)
• M3: 1,326,185 km (0.12 R)
• M4: 1,830,180 km (0.079 R)
• M5: 2,876,019 km (0.119 R)
• M6: 4,125,460 km (0.1 R)
• M7: 4,673,737 km (0.087 R)
• M8: 5,335,258 km (0.051 R)
• M9: 5,988,104 km (0.112 R)
• M10: 7,591,494 km (0.1 R)
• M11: 11,558,979 km (0.117 R)
• M12: 12,117,876 km (0.073 R)
• M13: 12,890,998 km (0.111 R)
• M14: 14,196,389 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.1

Radius: 9.3

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.14 AU - 2.62 AU

Year: 2371 Days

Day: 11.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,790,066 km

• M1: 115,938 km (0.109 R)
• M2: 422,464 km (0.061 R)
• M3: 740,659 km (0.032 R)
• M4: 1,404,275 km (0.093 R)
• M5: 1,783,805 km (0.093 R)
• M6: 2,086,142 km (0.073 R)
• M7: 2,781,473 km (0.096 R)
• M8: 3,623,709 km (0.089 R)
• M9: 4,504,841 km (0.042 R)
• M10: 5,116,098 km (0.084 R)
• M11: 5,877,551 km (0.053 R)
• M12: 7,256,245 km (0.027 R)
• M13: 8,096,087 km (0.113 R)
• M14: 9,325,782 km (0.12 R)
• M15: 9,660,283 km (0.094 R)
• M16: 10,424,428 km (0.1 R)
• M17: 10,784,959 km (0.095 R)
• M18: 11,799,682 km (0.114 R)
• M19: 12,270,765 km (0.066 R)
• M20: 12,632,194 km (0.037 R)
• M21: 13,334,257 km (0.077 R)
• M22: 13,630,760 km (0.062 R)
• M23: 14,636,356 km (0.084 R)
• M24: 15,226,221 km (0.09 R)
• M25: 15,831,793 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.3

Radius: 10.1

Gravity: 7.93 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 4.55 AU - 5.49 AU

Year: 7262 Days

Day: 13.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,790,066 km

• M1: 125,662 km (0.119 R)
• M2: 531,222 km (0.036 R)
• M3: 1,060,499 km (0.091 R)
• M4: 1,845,739 km (0.116 R)
• M5: 3,085,157 km (0.11 R)
• M6: 4,046,772 km (0.11 R)
• M7: 5,444,764 km (0.115 R)
• M8: 6,236,436 km (0.072 R)
• M9: 9,074,607 km (0.064 R)
• M10: 9,573,217 km (0.116 R)
• M11: 11,490,313 km (0.069 R)
• M12: 13,417,433 km (0.101 R)
• M13: 19,050,840 km (0.111 R)
• M14: 24,144,348 km (0.03 R)
• M15: 29,093,345 km (0.096 R)
• M16: 30,078,447 km (0.111 R)
• M17: 30,478,771 km (0.116 R)
• M18: 36,462,237 km (0.119 R)
• M19: 37,146,348 km (0.106 R)
• M20: 39,250,143 km (0.113 R)
• M21: 40,210,262 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 174.5

Radius: 3.8

Gravity: 12.08 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 7.74 AU - 12.02 AU

Year: 20052 Days

Day: 19.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,790,066 km

• M1: 47,423 km (0.081 R)
• M2: 234,121 km (0.119 R)
• M3: 445,054 km (0.057 R)
• M4: 604,375 km (0.055 R)
• M5: 857,046 km (0.104 R)
• M6: 1,750,594 km (0.098 R)
• M7: 1,878,351 km (0.11 R)
• M8: 2,064,002 km (0.113 R)
• M9: 2,394,464 km (0.072 R)
• M10: 2,654,315 km (0.06 R)
• M11: 3,277,689 km (0.112 R)
• M12: 4,869,261 km (0.074 R)
• M13: 5,155,442 km (0.074 R)
• M14: 7,152,573 km (0.099 R)
• M15: 7,315,186 km (0.112 R)
• M16: 9,563,044 km (0.087 R)
• M17: 9,860,444 km (0.116 R)
• M18: 11,111,681 km (0.104 R)
• M19: 12,701,009 km (0.077 R)
• M20: 13,924,719 km (0.097 R)
• M21: 16,251,565 km (0.1 R)
• M22: 17,988,994 km (0.079 R)
• M23: 18,441,827 km (0.099 R)
• M24: 22,516,125 km (0.107 R)
• M25: 23,219,235 km (0.066 R)
• M26: 26,954,993 km (0.078 R)
• M27: 27,448,367 km (0.102 R)
• M28: 30,535,917 km (0.094 R)
• M29: 34,306,083 km (0.103 R)
• M30: 36,662,549 km (0.109 R)
• M31: 42,487,142 km (0.066 R)
• M32: 45,200,997 km (0.073 R)
• M33: 45,339,674 km (0.104 R)
• M34: 45,478,650 km (0.102 R)
• M35: 48,028,247 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 454.6

Radius: 6.9

Gravity: 9.55 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 9.21 AU - 11.84 AU

Year: 22031 Days

Day: 21.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,790,066 km

• M1: 86,019 km (0.109 R)
• M2: 324,478 km (0.102 R)
• M3: 1,075,459 km (0.092 R)
• M4: 1,757,326 km (0.119 R)
• M5: 2,131,620 km (0.076 R)
• M6: 2,816,030 km (0.064 R)
• M7: 3,195,859 km (0.062 R)
• M8: 4,312,308 km (0.119 R)
• M9: 5,905,675 km (0.046 R)
• M10: 8,455,122 km (0.06 R)
• M11: 9,575,610 km (0.059 R)
• M12: 14,533,284 km (0.062 R)
• M13: 19,413,465 km (0.116 R)
• M14: 20,691,480 km (0.077 R)
• M15: 21,446,351 km (0.114 R)
• M16: 22,121,935 km (0.066 R)
• M17: 23,211,905 km (0.08 R)
• M18: 26,038,706 km (0.058 R)
• M19: 29,086,763 km (0.119 R)
• M20: 31,369,028 km (0.068 R)
• M21: 34,945,763 km (0.114 R)
• M22: 38,361,083 km (0.108 R)
• M23: 50,435,875 km (0.099 R)
• M24: 54,784,087 km (0.101 R)
• M25: 55,863,585 km (0.109 R)
• M26: 58,437,566 km (0.048 R)
• M27: 66,225,481 km (0.026 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 379 - 15,130 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit