🌌 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: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.9

Radius: 14.4

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.42 AU - 0.6 AU

Year: 256 Days

Day: 6.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 75,261,585 km

• M1: 179,218 km (0.08 R)
• M2: 655,687 km (0.067 R)
• M3: 1,621,342 km (0.113 R)
• M4: 2,079,560 km (0.081 R)
• M5: 2,690,667 km (0.117 R)
• M6: 3,194,064 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.3

Radius: 9.5

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.62 AU - 0.86 AU

Year: 447 Days

Day: 9.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 75,261,585 km

• M1: 118,182 km (0.117 R)
• M2: 464,501 km (0.119 R)
• M3: 1,045,091 km (0.083 R)
• M4: 1,487,900 km (0.055 R)
• M5: 1,840,802 km (0.117 R)
• M6: 2,225,418 km (0.062 R)
• M7: 2,555,431 km (0.119 R)
• M8: 2,869,736 km (0.065 R)
• M9: 3,679,060 km (0.107 R)
• M10: 4,383,666 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.6

Radius: 10.8

Gravity: 8.28 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.05 AU - 1.11 AU

Year: 789 Days

Day: 13.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,261,585 km

• M1: 134,339 km (0.052 R)
• M2: 478,414 km (0.101 R)
• M3: 893,548 km (0.085 R)
• M4: 1,730,399 km (0.073 R)
• M5: 2,240,677 km (0.104 R)
• M6: 2,619,459 km (0.082 R)
• M7: 3,133,477 km (0.049 R)
• M8: 3,595,286 km (0.106 R)
• M9: 4,248,430 km (0.116 R)
• M10: 4,603,725 km (0.04 R)
• M11: 6,060,060 km (0.085 R)
• M12: 6,644,988 km (0.112 R)
• M13: 7,055,634 km (0.061 R)
• M14: 7,580,423 km (0.073 R)
• M15: 8,337,987 km (0.084 R)
• M16: 8,870,555 km (0.082 R)
• M17: 9,886,325 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.7

Radius: 12.9

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.86 AU - 3.58 AU

Year: 4062 Days

Day: 7.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 75,261,585 km

• M1: 160,519 km (0.079 R)
• M2: 703,260 km (0.112 R)
• M3: 1,272,180 km (0.115 R)
• M4: 1,931,907 km (0.088 R)
• M5: 2,453,854 km (0.118 R)
• M6: 2,954,558 km (0.114 R)
• M7: 3,709,728 km (0.09 R)
• M8: 5,939,783 km (0.081 R)
• M9: 9,054,860 km (0.091 R)
• M10: 12,946,798 km (0.082 R)
• M11: 14,475,838 km (0.068 R)
• M12: 18,907,525 km (0.083 R)
• M13: 20,142,605 km (0.075 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 881.2

Radius: 3.9

Gravity: 57.94 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 4.78 AU - 7.68 AU

Year: 10931 Days

Day: 16.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 75,261,585 km

• M1: 48,919 km (0.11 R)
• M2: 433,535 km (0.115 R)
• M3: 621,130 km (0.102 R)
• M4: 1,467,406 km (0.117 R)
• M5: 1,647,671 km (0.105 R)
• M6: 1,825,842 km (0.058 R)
• M7: 2,107,834 km (0.097 R)
• M8: 2,605,696 km (0.099 R)
• M9: 4,291,215 km (0.09 R)
• M10: 4,629,157 km (0.099 R)
• M11: 5,860,197 km (0.118 R)
• M12: 8,370,150 km (0.057 R)
• M13: 10,500,723 km (0.074 R)
• M14: 11,573,490 km (0.114 R)
• M15: 13,156,834 km (0.06 R)
• M16: 13,284,291 km (0.113 R)
• M17: 13,802,348 km (0.094 R)
• M18: 14,810,040 km (0.089 R)
• M19: 16,448,735 km (0.078 R)
• M20: 17,046,079 km (0.086 R)
• M21: 22,626,528 km (0.106 R)
• M22: 46,246,835 km (0.101 R)
• M23: 47,135,297 km (0.099 R)
• M24: 48,793,440 km (0.043 R)
• M25: 54,000,643 km (0.042 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 795.6

Radius: 7.9

Gravity: 12.75 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 8.59 AU - 8.95 AU

Year: 18256 Days

Day: 18.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 75,261,585 km

• M1: 117,883 km (0.091 R)
• M2: 487,390 km (0.087 R)
• M3: 834,906 km (0.088 R)
• M4: 1,893,759 km (0.11 R)
• M5: 2,209,860 km (0.118 R)
• M6: 2,702,336 km (0.116 R)
• M7: 3,158,011 km (0.114 R)
• M8: 3,460,947 km (0.111 R)
• M9: 4,801,344 km (0.108 R)
• M10: 5,240,713 km (0.115 R)
• M11: 5,868,276 km (0.108 R)
• M12: 6,588,739 km (0.069 R)
• M13: 8,102,819 km (0.09 R)
• M14: 9,493,630 km (0.075 R)
• M15: 14,763,515 km (0.094 R)
• M16: 17,158,876 km (0.075 R)
• M17: 17,667,359 km (0.118 R)
• M18: 19,343,603 km (0.104 R)
• M19: 20,361,168 km (0.038 R)
• M20: 20,739,950 km (0.032 R)
• M21: 22,907,623 km (0.11 R)
• M22: 26,886,477 km (0.117 R)
• M23: 27,228,009 km (0.109 R)
• M24: 29,458,364 km (0.081 R)
• M25: 30,928,163 km (0.092 R)
• M26: 31,303,055 km (0.062 R)
• M27: 35,085,637 km (0.12 R)
• M28: 43,075,660 km (0.096 R)
• M29: 44,330,337 km (0.04 R)
• M30: 47,242,409 km (0.111 R)
• M31: 48,073,276 km (0.105 R)
• M32: 57,489,415 km (0.082 R)
• M33: 74,587,105 km (0.09 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 254 - 15,152 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit