🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.5

Radius: 14.6

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.5 AU - 0.56 AU

Year: 266 Days

Day: 6.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 70,143,249 km

• M1: 181,612 km (0.069 R)
• M2: 712,235 km (0.11 R)
• M3: 1,413,101 km (0.094 R)
• M4: 2,094,221 km (0.088 R)
• M5: 2,653,417 km (0.087 R)
• M6: 3,749,371 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.3

Radius: 14.9

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.11 AU - 1.77 AU

Year: 1193 Days

Day: 12.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 70,143,249 km

• M1: 185,352 km (0.072 R)
• M2: 951,442 km (0.037 R)
• M3: 1,515,426 km (0.082 R)
• M4: 2,326,396 km (0.092 R)
• M5: 2,801,819 km (0.116 R)
• M6: 3,485,481 km (0.099 R)
• M7: 4,212,377 km (0.077 R)
• M8: 4,946,154 km (0.073 R)
• M9: 5,461,968 km (0.084 R)
• M10: 5,929,611 km (0.096 R)
• M11: 7,302,171 km (0.072 R)
• M12: 8,850,060 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.6

Radius: 14.3

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.64 AU - 1.92 AU

Year: 1639 Days

Day: 9.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 70,143,249 km

• M1: 177,872 km (0.109 R)
• M2: 1,002,605 km (0.116 R)
• M3: 1,863,989 km (0.076 R)
• M4: 3,845,264 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.9

Radius: 9.5

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 3.78 AU - 5.16 AU

Year: 6523 Days

Day: 14.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,143,249 km

• M1: 118,332 km (0.066 R)
• M2: 494,571 km (0.04 R)
• M3: 1,141,581 km (0.05 R)
• M4: 1,623,137 km (0.103 R)
• M5: 2,030,492 km (0.095 R)
• M6: 2,922,694 km (0.104 R)
• M7: 3,700,004 km (0.098 R)
• M8: 4,172,434 km (0.086 R)
• M9: 5,924,225 km (0.098 R)
• M10: 10,498,031 km (0.107 R)
• M11: 14,690,062 km (0.111 R)
• M12: 16,941,510 km (0.117 R)
• M13: 21,049,318 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.2

Radius: 9.6

Gravity: 10.57 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4.21 AU - 4.87 AU

Year: 6677 Days

Day: 5.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 70,143,249 km

• M1: 119,379 km (0.05 R)
• M2: 419,173 km (0.044 R)
• M3: 745,745 km (0.112 R)
• M4: 1,555,070 km (0.101 R)
• M5: 1,894,956 km (0.067 R)
• M6: 2,444,280 km (0.102 R)
• M7: 3,406,792 km (0.053 R)
• M8: 4,437,073 km (0.053 R)
• M9: 5,993,339 km (0.099 R)
• M10: 6,988,165 km (0.112 R)
• M11: 9,810,778 km (0.073 R)
• M12: 10,732,450 km (0.06 R)
• M13: 11,710,671 km (0.084 R)
• M14: 13,666,813 km (0.115 R)
• M15: 14,445,918 km (0.095 R)
• M16: 15,766,568 km (0.09 R)
• M17: 16,158,216 km (0.1 R)
• M18: 16,556,445 km (0.065 R)
• M19: 17,166,056 km (0.03 R)
• M20: 19,754,848 km (0.052 R)
• M21: 20,440,604 km (0.061 R)
• M22: 22,758,773 km (0.103 R)
• M23: 24,893,086 km (0.115 R)
• M24: 27,064,499 km (0.117 R)
• M25: 28,387,991 km (0.119 R)
• M26: 28,773,804 km (0.116 R)
• M27: 33,467,138 km (0.101 R)
• M28: 34,441,469 km (0.077 R)
• M29: 39,479,177 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.7

Radius: 5.3

Gravity: 24.7 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 8.04 AU - 9.28 AU

Year: 17591 Days

Day: 20.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 70,143,249 km

• M1: 72,705 km (0.098 R)
• M2: 352,901 km (0.112 R)
• M3: 660,774 km (0.047 R)
• M4: 2,054,128 km (0.047 R)
• M5: 3,445,688 km (0.081 R)
• M6: 3,761,339 km (0.08 R)
• M7: 4,417,625 km (0.058 R)
• M8: 5,295,017 km (0.042 R)
• M9: 5,914,053 km (0.044 R)
• M10: 6,451,707 km (0.088 R)
• M11: 7,157,361 km (0.085 R)
• M12: 8,462,752 km (0.114 R)
• M13: 9,091,063 km (0.064 R)
• M14: 10,090,825 km (0.039 R)
• M15: 11,472,511 km (0.079 R)
• M16: 12,045,920 km (0.112 R)
• M17: 14,976,692 km (0.096 R)
• M18: 17,505,195 km (0.115 R)
• M19: 18,522,460 km (0.1 R)
• M20: 23,187,221 km (0.091 R)
• M21: 25,466,644 km (0.106 R)
• M22: 26,113,356 km (0.108 R)
• M23: 26,550,480 km (0.111 R)
• M24: 27,439,391 km (0.034 R)
• M25: 32,308,503 km (0.059 R)
• M26: 33,066,066 km (0.119 R)
• M27: 36,622,456 km (0.088 R)
• M28: 38,563,190 km (0.104 R)
• M29: 40,717,399 km (0.093 R)
• M30: 41,010,461 km (0.114 R)
• M31: 41,601,073 km (0.093 R)
• M32: 42,799,053 km (0.119 R)
• M33: 45,421,055 km (0.079 R)
• M34: 48,970,414 km (0.085 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 16,245 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit