🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.3

Radius: 10.3

Gravity: 8.08 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.44 AU - 0.6 AU

Year: 259 Days

Day: 6.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 81,307,808 km

• M1: 128,205 km (0.119 R)
• M2: 455,825 km (0.069 R)
• M3: 949,946 km (0.053 R)
• M4: 1,454,839 km (0.088 R)
• M5: 1,836,613 km (0.118 R)
• M6: 2,236,339 km (0.088 R)
• M7: 2,567,399 km (0.072 R)
• M8: 2,990,312 km (0.075 R)
• M9: 3,799,188 km (0.085 R)
• M10: 4,211,180 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.2

Radius: 15

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.53 AU - 2.07 AU

Year: 1667 Days

Day: 9.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 81,307,808 km

• M1: 187,147 km (0.049 R)
• M2: 872,754 km (0.045 R)
• M3: 1,638,396 km (0.108 R)
• M4: 2,801,819 km (0.104 R)
• M5: 3,475,159 km (0.044 R)
• M6: 4,199,811 km (0.058 R)
• M7: 4,858,789 km (0.118 R)
• M8: 6,762,123 km (0.119 R)
• M9: 7,811,253 km (0.059 R)
• M10: 9,440,074 km (0.093 R)
• M11: 11,249,610 km (0.045 R)
• M12: 12,294,252 km (0.103 R)
• M13: 12,840,434 km (0.114 R)
• M14: 14,362,293 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.1

Radius: 8.4

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.69 AU - 2.11 AU

Year: 1808 Days

Day: 12 Hours

Environment

Temp: -197 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,307,808 km

• M1: 104,719 km (0.049 R)
• M2: 370,704 km (0.09 R)
• M3: 758,312 km (0.064 R)
• M4: 1,029,533 km (0.097 R)
• M5: 1,495,530 km (0.105 R)
• M6: 1,900,791 km (0.065 R)
• M7: 2,234,095 km (0.079 R)
• M8: 2,890,979 km (0.12 R)
• M9: 3,365,204 km (0.111 R)
• M10: 4,047,520 km (0.118 R)
• M11: 4,526,084 km (0.114 R)
• M12: 4,839,042 km (0.058 R)
• M13: 5,378,492 km (0.088 R)
• M14: 5,934,398 km (0.081 R)
• M15: 6,726,070 km (0.11 R)
• M16: 7,082,562 km (0.095 R)
• M17: 7,889,044 km (0.116 R)
• M18: 8,372,544 km (0.065 R)
• M19: 8,755,365 km (0.027 R)
• M20: 9,211,788 km (0.119 R)
• M21: 9,844,737 km (0.117 R)
• M22: 10,813,532 km (0.087 R)
• M23: 11,197,251 km (0.09 R)
• M24: 12,290,063 km (0.045 R)
• M25: 13,017,857 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.4

Radius: 8.1

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.46 AU - 3.78 AU

Year: 3804 Days

Day: 7.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 81,307,808 km

• M1: 102,026 km (0.107 R)
• M2: 389,553 km (0.09 R)
• M3: 967,599 km (0.072 R)
• M4: 1,426,266 km (0.105 R)
• M5: 2,163,634 km (0.11 R)
• M6: 5,301,300 km (0.052 R)
• M7: 7,671,080 km (0.106 R)
• M8: 8,313,902 km (0.072 R)
• M9: 9,409,706 km (0.043 R)
• M10: 11,211,313 km (0.115 R)
• M11: 11,695,412 km (0.104 R)
• M12: 14,155,100 km (0.064 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 872.4

Radius: 5.7

Gravity: 26.85 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 8.15 AU - 10.45 AU

Year: 19577 Days

Day: 19.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 81,307,808 km

• M1: 70,909 km (0.102 R)
• M2: 339,587 km (0.06 R)
• M3: 568,771 km (0.075 R)
• M4: 770,728 km (0.111 R)
• M5: 1,417,889 km (0.045 R)
• M6: 1,797,418 km (0.068 R)
• M7: 2,375,764 km (0.101 R)
• M8: 2,562,013 km (0.113 R)
• M9: 5,270,034 km (0.054 R)
• M10: 5,628,919 km (0.06 R)
• M11: 6,711,708 km (0.109 R)
• M12: 7,824,417 km (0.085 R)
• M13: 8,291,612 km (0.098 R)
• M14: 8,943,260 km (0.099 R)
• M15: 9,396,242 km (0.025 R)
• M16: 11,960,948 km (0.035 R)
• M17: 13,293,865 km (0.105 R)
• M18: 14,722,974 km (0.108 R)
• M19: 21,971,290 km (0.096 R)
• M20: 30,773,030 km (0.114 R)
• M21: 32,723,786 km (0.12 R)
• M22: 33,392,040 km (0.084 R)
• M23: 35,311,381 km (0.119 R)
• M24: 35,872,971 km (0.045 R)
• M25: 40,735,351 km (0.112 R)
• M26: 42,133,941 km (0.077 R)
• M27: 45,026,416 km (0.066 R)
• M28: 45,852,795 km (0.053 R)
• M29: 54,867,263 km (0.106 R)
• M30: 55,055,008 km (0.065 R)
• M31: 58,311,006 km (0.075 R)
• M32: 63,742,606 km (0.069 R)
• M33: 64,993,693 km (0.098 R)
• M34: 65,836,826 km (0.086 R)
• M35: 73,984,525 km (0.089 R)
• M36: 74,213,559 km (0.099 R)
• M37: 74,443,192 km (0.217 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: 344 - 16,314 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit