🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.22 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.39 AU - 4.49 AU

Year: 3335 Days

Day: 33.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.7

Radius: 9.9

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 4.44 AU - 6.4 AU

Year: 4498 Days

Day: 13.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 103,843,986 km

• M1: 123,269 km (0.076 R)
• M2: 697,874 km (0.034 R)
• M3: 1,091,466 km (0.068 R)
• M4: 1,682,228 km (0.081 R)
• M5: 2,222,426 km (0.068 R)
• M6: 3,350,544 km (0.079 R)
• M7: 3,860,223 km (0.052 R)
• M8: 4,420,767 km (0.085 R)
• M9: 9,575,012 km (0.093 R)
• M10: 10,321,804 km (0.113 R)
• M11: 14,474,192 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 9.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.6

Radius: 13.6

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 8.51 AU - 11.21 AU

Year: 11036 Days

Day: 8.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 103,843,986 km

• M1: 171,738 km (0.119 R)
• M2: 727,794 km (0.113 R)
• M3: 2,046,050 km (0.116 R)
• M4: 2,538,377 km (0.077 R)
• M5: 3,987,232 km (0.054 R)
• M6: 4,454,277 km (0.1 R)
• M7: 8,073,797 km (0.064 R)
• M8: 9,319,798 km (0.032 R)
• M9: 10,362,645 km (0.097 R)
• M10: 12,495,312 km (0.113 R)
• M11: 12,992,425 km (0.091 R)
• M12: 14,631,719 km (0.102 R)
• M13: 18,317,960 km (0.059 R)
• M14: 20,460,650 km (0.087 R)
• M15: 24,847,458 km (0.092 R)
• M16: 26,034,966 km (0.083 R)
• M17: 29,714,924 km (0.103 R)
• M18: 35,306,743 km (0.106 R)
• M19: 38,610,762 km (0.112 R)
• M20: 41,977,163 km (0.077 R)
• M21: 42,813,265 km (0.083 R)
• M22: 43,518,469 km (0.086 R)
• M23: 50,062,778 km (0.11 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 748.2

Radius: 7.9

Gravity: 11.99 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 11.96 AU - 16.12 AU

Year: 18752 Days

Day: 21 Hours

Environment

Temp: -186 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 103,843,986 km

• M1: 100,081 km (0.09 R)
• M2: 366,814 km (0.082 R)
• M3: 637,137 km (0.031 R)
• M4: 952,190 km (0.043 R)
• M5: 1,255,575 km (0.075 R)
• M6: 1,708,856 km (0.087 R)
• M7: 2,624,545 km (0.113 R)
• M8: 3,018,885 km (0.107 R)
• M9: 3,566,862 km (0.045 R)
• M10: 5,612,763 km (0.068 R)
• M11: 6,184,226 km (0.105 R)
• M12: 6,659,948 km (0.059 R)
• M13: 7,347,799 km (0.057 R)
• M14: 8,337,239 km (0.119 R)
• M15: 9,246,046 km (0.112 R)
• M16: 10,160,239 km (0.055 R)
• M17: 12,570,859 km (0.113 R)
• M18: 24,832,947 km (0.055 R)
• M19: 25,156,378 km (0.057 R)
• M20: 27,157,249 km (0.101 R)
• M21: 28,079,670 km (0.082 R)
• M22: 28,903,655 km (0.033 R)
• M23: 30,723,663 km (0.075 R)
• M24: 35,129,619 km (0.116 R)
• M25: 42,346,819 km (0.067 R)
• M26: 47,449,602 km (0.091 R)
• M27: 47,781,560 km (0.113 R)
• M28: 48,282,264 km (0.048 R)
• M29: 54,204,694 km (0.043 R)
• M30: 57,339,517 km (0.096 R)
• M31: 60,010,438 km (0.077 R)
• M32: 63,968,199 km (0.073 R)
• M33: 71,306,723 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 951.6

Radius: 4.3

Gravity: 51.47 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 13.41 AU - 21.03 AU

Year: 25471 Days

Day: 17.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 103,843,986 km

• M1: 53,406 km (0.078 R)
• M2: 230,082 km (0.111 R)
• M3: 644,617 km (0.029 R)
• M4: 839,094 km (0.101 R)
• M5: 1,030,580 km (0.071 R)
• M6: 1,449,005 km (0.084 R)
• M7: 2,172,460 km (0.091 R)
• M8: 2,435,005 km (0.104 R)
• M9: 4,183,056 km (0.104 R)
• M10: 4,589,663 km (0.106 R)
• M11: 4,782,943 km (0.04 R)
• M12: 5,144,521 km (0.102 R)
• M13: 10,942,037 km (0.069 R)
• M14: 12,366,807 km (0.085 R)
• M15: 13,513,176 km (0.066 R)
• M16: 14,480,027 km (0.057 R)
• M17: 18,614,164 km (0.115 R)
• M18: 18,809,838 km (0.027 R)
• M19: 20,633,586 km (0.119 R)
• M20: 21,480,758 km (0.111 R)
• M21: 23,471,008 km (0.088 R)
• M22: 24,044,866 km (0.085 R)
• M23: 24,982,545 km (0.104 R)
• M24: 25,822,836 km (0.072 R)
• M25: 27,941,591 km (0.102 R)
• M26: 29,240,549 km (0.08 R)
• M27: 29,505,038 km (0.098 R)
• M28: 38,203,556 km (0.115 R)
• M29: 39,639,995 km (0.103 R)
• M30: 43,473,740 km (0.066 R)
• M31: 44,687,876 km (0.07 R)
• M32: 49,208,424 km (0.117 R)
• M33: 55,426,759 km (0.105 R)
• M34: 59,144,715 km (0.101 R)
• M35: 64,355,807 km (0.115 R)
• M36: 64,579,306 km (0.062 R)
• M37: 66,386,299 km (0.063 R)
• M38: 67,994,775 km (0.045 R)
• M39: 77,940,341 km (0.102 R)
• M40: 85,802,008 km (0.102 R)
• M41: 87,435,318 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 743.9

Radius: 5.9

Gravity: 21.37 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 16.95 AU - 21.97 AU

Year: 30599 Days

Day: 15.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 103,843,986 km

• M1: 73,752 km (0.119 R)
• M2: 364,271 km (0.088 R)
• M3: 556,654 km (0.115 R)
• M4: 751,879 km (0.109 R)
• M5: 1,961,078 km (0.089 R)
• M6: 2,847,296 km (0.075 R)
• M7: 3,473,663 km (0.119 R)
• M8: 3,768,819 km (0.098 R)
• M9: 5,287,238 km (0.03 R)
• M10: 7,871,840 km (0.1 R)
• M11: 9,217,772 km (0.11 R)
• M12: 9,404,021 km (0.061 R)
• M13: 10,239,974 km (0.11 R)
• M14: 11,766,172 km (0.096 R)
• M15: 12,356,784 km (0.065 R)
• M16: 14,748,704 km (0.113 R)
• M17: 15,610,089 km (0.107 R)
• M18: 16,504,385 km (0.084 R)
• M19: 17,338,244 km (0.097 R)
• M20: 22,487,851 km (0.04 R)
• M21: 27,403,936 km (0.062 R)
• M22: 31,846,096 km (0.064 R)
• M23: 32,129,733 km (0.094 R)
• M24: 33,281,337 km (0.101 R)
• M25: 39,291,731 km (0.094 R)
• M26: 44,379,106 km (0.04 R)
• M27: 53,203,884 km (0.068 R)
• M28: 55,630,811 km (0.109 R)
• M29: 56,455,992 km (0.031 R)
• M30: 57,080,115 km (0.088 R)
• M31: 58,130,591 km (0.095 R)
• M32: 60,704,123 km (0.12 R)
• M33: 61,140,351 km (0.061 R)
• M34: 72,491,089 km (0.114 R)
• M35: 74,718,003 km (0.101 R)
• M36: 82,469,566 km (0.096 R)
• M37: 82,736,898 km (0.095 R)
• M38: 99,849,248 km (0.118 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 20,282 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit