🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.44 AU - 0.6 AU

Year: 238 Days

Day: 47.7 Hours

Environment

Temp: -113 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.58 AU - 0.72 AU

Year: 333 Days

Day: 36.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,564,843 km

• M1: 733,628 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880

Radius: 9.2

Gravity: 10.4 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.59 AU - 0.89 AU

Year: 405 Days

Day: 6.4 Hours

Environment

Temp: -137 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 54,564,843 km

• M1: 114,442 km (0.117 R)
• M2: 557,850 km (0.073 R)
• M3: 1,254,528 km (0.055 R)
• M4: 2,281,068 km (0.114 R)
• M5: 3,764,481 km (0.102 R)
• M6: 4,321,284 km (0.064 R)
• M7: 4,762,747 km (0.08 R)
• M8: 5,217,824 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.6

Radius: 9.2

Gravity: 8.71 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.05 AU - 1.61 AU

Year: 975 Days

Day: 6.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,564,843 km

• M1: 114,442 km (0.089 R)
• M2: 461,360 km (0.081 R)
• M3: 748,887 km (0.069 R)
• M4: 2,175,452 km (0.084 R)
• M5: 2,762,773 km (0.099 R)
• M6: 3,074,087 km (0.099 R)
• M7: 4,086,415 km (0.049 R)
• M8: 5,306,685 km (0.096 R)
• M9: 6,370,027 km (0.118 R)
• M10: 7,923,601 km (0.09 R)
• M11: 8,262,290 km (0.117 R)
• M12: 9,715,035 km (0.081 R)
• M13: 10,225,014 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 893.9

Radius: 5.4

Gravity: 30.66 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4.92 AU - 7.36 AU

Year: 9674 Days

Day: 18.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 54,564,843 km

• M1: 67,169 km (0.111 R)
• M2: 292,913 km (0.031 R)
• M3: 810,372 km (0.11 R)
• M4: 1,041,052 km (0.087 R)
• M5: 1,666,371 km (0.108 R)
• M6: 2,113,968 km (0.059 R)
• M7: 2,474,349 km (0.092 R)
• M8: 2,743,924 km (0.088 R)
• M9: 3,645,401 km (0.077 R)
• M10: 4,192,331 km (0.107 R)
• M11: 4,637,085 km (0.092 R)
• M12: 5,278,411 km (0.095 R)
• M13: 6,617,761 km (0.096 R)
• M14: 8,304,477 km (0.058 R)
• M15: 9,743,758 km (0.088 R)
• M16: 10,310,734 km (0.049 R)
• M17: 11,510,509 km (0.039 R)
• M18: 12,085,414 km (0.11 R)
• M19: 14,379,796 km (0.106 R)
• M20: 16,226,731 km (0.054 R)
• M21: 17,318,198 km (0.071 R)
• M22: 17,617,393 km (0.077 R)
• M23: 19,727,471 km (0.086 R)
• M24: 20,885,359 km (0.111 R)
• M25: 24,913,132 km (0.086 R)
• M26: 25,294,307 km (0.114 R)
• M27: 27,158,596 km (0.083 R)
• M28: 27,970,314 km (0.059 R)
• M29: 30,719,923 km (0.112 R)
• M30: 33,876,887 km (0.072 R)
• M31: 36,138,058 km (0.044 R)
• M32: 45,904,406 km (0.09 R)
• M33: 46,621,279 km (0.057 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 754.3

Radius: 7.6

Gravity: 13.06 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 6.2 AU - 7.64 AU

Year: 11574 Days

Day: 15.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 54,564,843 km

• M1: 94,995 km (0.104 R)
• M2: 748,588 km (0.109 R)
• M3: 1,154,746 km (0.108 R)
• M4: 1,507,199 km (0.116 R)
• M5: 2,254,290 km (0.112 R)
• M6: 3,426,090 km (0.12 R)
• M7: 3,959,556 km (0.11 R)
• M8: 4,578,144 km (0.048 R)
• M9: 5,157,985 km (0.118 R)
• M10: 5,536,019 km (0.065 R)
• M11: 10,612,772 km (0.104 R)
• M12: 11,168,229 km (0.105 R)
• M13: 11,626,298 km (0.103 R)
• M14: 13,202,311 km (0.09 R)
• M15: 13,779,609 km (0.103 R)
• M16: 15,471,561 km (0.094 R)
• M17: 18,777,824 km (0.106 R)
• M18: 19,099,908 km (0.085 R)
• M19: 23,258,579 km (0.049 R)
• M20: 24,480,794 km (0.093 R)
• M21: 32,494,752 km (0.069 R)
• M22: 33,076,089 km (0.032 R)
• M23: 35,963,328 km (0.097 R)
• M24: 36,962,044 km (0.038 R)
• M25: 37,214,565 km (0.088 R)
• M26: 37,850,804 km (0.053 R)
• M27: 39,671,111 km (0.071 R)
• M28: 40,602,807 km (0.079 R)
• M29: 41,685,447 km (0.047 R)
• M30: 45,916,673 km (0.112 R)
• M31: 47,239,866 km (0.089 R)
• M32: 53,590,296 km (0.098 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: 186 - 13,629 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit