🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.4

Radius: 11

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.83 AU - 1.37 AU

Year: 782 Days

Day: 10 Hours

Environment

Temp: -181 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 74,289,740 km

• M1: 136,882 km (0.069 R)
• M2: 484,847 km (0.066 R)
• M3: 852,558 km (0.041 R)
• M4: 1,430,305 km (0.11 R)
• M5: 2,345,844 km (0.1 R)
• M6: 3,363,559 km (0.115 R)
• M7: 4,156,726 km (0.106 R)
• M8: 4,801,044 km (0.067 R)
• M9: 6,510,051 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.6

Radius: 12.7

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.26 AU - 2.58 AU

Year: 2553 Days

Day: 13.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 74,289,740 km

• M1: 158,574 km (0.117 R)
• M2: 639,830 km (0.067 R)
• M3: 1,210,995 km (0.087 R)
• M4: 1,616,405 km (0.037 R)
• M5: 2,038,720 km (0.108 R)
• M6: 4,403,264 km (0.056 R)
• M7: 5,865,134 km (0.071 R)
• M8: 8,010,816 km (0.102 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 283.3

Radius: 7.6

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.37 AU - 7.49 AU

Year: 11059 Days

Day: 17.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,289,740 km

• M1: 94,546 km (0.095 R)
• M2: 413,189 km (0.032 R)
• M3: 711,487 km (0.062 R)
• M4: 958,025 km (0.094 R)
• M5: 1,672,504 km (0.101 R)
• M6: 2,700,990 km (0.102 R)
• M7: 3,474,261 km (0.079 R)
• M8: 3,851,248 km (0.052 R)
• M9: 4,549,122 km (0.075 R)
• M10: 4,913,841 km (0.111 R)
• M11: 7,489,169 km (0.078 R)
• M12: 8,614,593 km (0.088 R)
• M13: 10,364,739 km (0.108 R)
• M14: 11,297,781 km (0.106 R)
• M15: 16,950,187 km (0.081 R)
• M16: 17,217,069 km (0.11 R)
• M17: 20,946,245 km (0.104 R)
• M18: 22,755,033 km (0.114 R)
• M19: 25,615,943 km (0.09 R)
• M20: 25,879,384 km (0.072 R)
• M21: 27,406,330 km (0.109 R)
• M22: 29,182,954 km (0.105 R)
• M23: 30,050,622 km (0.052 R)
• M24: 31,134,458 km (0.113 R)
• M25: 35,295,822 km (0.084 R)
• M26: 38,190,691 km (0.079 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 705

Radius: 7.6

Gravity: 12.21 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 8.45 AU - 10.01 AU

Year: 19019 Days

Day: 22.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 74,289,740 km

• M1: 94,546 km (0.094 R)
• M2: 556,654 km (0.083 R)
• M3: 985,551 km (0.088 R)
• M4: 1,253,780 km (0.097 R)
• M5: 2,199,687 km (0.032 R)
• M6: 2,858,965 km (0.12 R)
• M7: 3,302,971 km (0.088 R)
• M8: 3,913,929 km (0.098 R)
• M9: 4,878,686 km (0.116 R)
• M10: 6,991,606 km (0.077 R)
• M11: 7,748,571 km (0.12 R)
• M12: 10,228,904 km (0.102 R)
• M13: 10,769,551 km (0.103 R)
• M14: 12,371,594 km (0.065 R)
• M15: 14,199,680 km (0.113 R)
• M16: 14,796,725 km (0.09 R)
• M17: 17,268,830 km (0.111 R)
• M18: 18,383,035 km (0.111 R)
• M19: 19,453,258 km (0.11 R)
• M20: 27,787,804 km (0.088 R)
• M21: 29,675,281 km (0.102 R)
• M22: 33,442,006 km (0.086 R)
• M23: 35,168,814 km (0.107 R)
• M24: 36,122,799 km (0.067 R)
• M25: 36,954,264 km (0.078 R)
• M26: 39,379,096 km (0.107 R)
• M27: 39,671,111 km (0.049 R)
• M28: 45,820,631 km (0.034 R)
• M29: 48,114,714 km (0.039 R)
• M30: 50,829,018 km (0.115 R)
• M31: 51,523,302 km (0.071 R)
• M32: 54,544,281 km (0.113 R)
• M33: 63,306,677 km (0.026 R)
• M34: 65,943,041 km (0.035 R)
• M35: 68,440,727 km (0.087 R)
• M36: 69,074,872 km (0.046 R)
• M37: 69,926,533 km (0.082 R)
• M38: 71,216,964 km (0.116 R)
• M39: 72,086,128 km (0.183 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 316 - 19,350 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit