🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.2

Radius: 12

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.7 AU - 0.84 AU

Year: 466 Days

Day: 11.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 61,849,934 km

• M1: 155,133 km (0.092 R)
• M2: 545,583 km (0.114 R)
• M3: 1,085,931 km (0.064 R)
• M4: 1,702,723 km (0.105 R)
• M5: 2,913,718 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.2

Radius: 11.8

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.9 AU - 1.14 AU

Year: 711 Days

Day: 10.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,849,934 km

• M1: 146,756 km (0.118 R)
• M2: 674,986 km (0.074 R)
• M3: 1,298,510 km (0.109 R)
• M4: 1,854,864 km (0.102 R)
• M5: 2,365,442 km (0.077 R)
• M6: 3,066,308 km (0.092 R)
• M7: 4,124,563 km (0.118 R)
• M8: 5,485,305 km (0.12 R)
• M9: 6,757,037 km (0.027 R)
• M10: 7,485,129 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.2

Radius: 8.3

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.54 AU - 2.4 AU

Year: 1909 Days

Day: 8.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,849,934 km

• M1: 106,065 km (0.086 R)
• M2: 395,088 km (0.085 R)
• M3: 747,989 km (0.114 R)
• M4: 1,031,777 km (0.117 R)
• M5: 1,301,801 km (0.111 R)
• M6: 2,020,469 km (0.083 R)
• M7: 2,548,101 km (0.104 R)
• M8: 2,871,681 km (0.101 R)
• M9: 3,446,885 km (0.108 R)
• M10: 4,487,338 km (0.109 R)
• M11: 5,302,497 km (0.113 R)
• M12: 6,705,725 km (0.102 R)
• M13: 7,584,313 km (0.101 R)
• M14: 9,028,680 km (0.092 R)
• M15: 10,003,759 km (0.031 R)
• M16: 11,182,740 km (0.116 R)
• M17: 11,700,498 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57

Radius: 9.9

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 4.69 AU - 6.07 AU

Year: 8614 Days

Day: 13.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,849,934 km

• M1: 125,213 km (0.114 R)
• M2: 501,901 km (0.043 R)
• M3: 1,197,232 km (0.082 R)
• M4: 1,578,108 km (0.115 R)
• M5: 2,392,070 km (0.09 R)
• M6: 4,718,167 km (0.081 R)
• M7: 6,859,511 km (0.069 R)
• M8: 7,355,129 km (0.058 R)
• M9: 9,438,130 km (0.052 R)
• M10: 11,519,485 km (0.12 R)
• M11: 12,389,396 km (0.1 R)
• M12: 12,818,742 km (0.084 R)
• M13: 14,731,351 km (0.043 R)
• M14: 16,107,801 km (0.089 R)
• M15: 18,719,630 km (0.047 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 418.1

Radius: 3.7

Gravity: 30.54 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 7.26 AU - 10.82 AU

Year: 18761 Days

Day: 23.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 61,849,934 km

• M1: 46,076 km (0.099 R)
• M2: 188,194 km (0.052 R)
• M3: 339,138 km (0.115 R)
• M4: 563,086 km (0.099 R)
• M5: 911,051 km (0.114 R)
• M6: 1,522,308 km (0.118 R)
• M7: 2,432,611 km (0.087 R)
• M8: 2,628,285 km (0.087 R)
• M9: 3,384,053 km (0.092 R)
• M10: 4,368,258 km (0.095 R)
• M11: 4,723,702 km (0.065 R)
• M12: 4,857,742 km (0.079 R)
• M13: 5,944,870 km (0.117 R)
• M14: 6,381,097 km (0.112 R)
• M15: 9,941,078 km (0.1 R)
• M16: 10,783,912 km (0.086 R)
• M17: 11,016,537 km (0.115 R)
• M18: 12,933,783 km (0.059 R)
• M19: 13,329,021 km (0.113 R)
• M20: 14,704,424 km (0.057 R)
• M21: 15,426,383 km (0.097 R)
• M22: 24,386,398 km (0.11 R)
• M23: 24,686,491 km (0.083 R)
• M24: 25,192,132 km (0.065 R)
• M25: 26,119,489 km (0.103 R)
• M26: 27,176,398 km (0.112 R)
• M27: 27,607,090 km (0.043 R)
• M28: 28,371,685 km (0.093 R)
• M29: 29,150,192 km (0.114 R)
• M30: 31,452,952 km (0.088 R)
• M31: 33,503,191 km (0.047 R)
• M32: 37,734,118 km (0.043 R)
• M33: 41,025,421 km (0.051 R)
• M34: 43,176,788 km (0.047 R)
• M35: 46,008,227 km (0.089 R)
• M36: 51,872,463 km (0.111 R)
• M37: 59,290,274 km (0.059 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 17,242 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit