🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.43 AU - 1.59 AU

Year: 661 Days

Day: 13 Hours

Environment

Temp: -29 °C

Axial Tilt: 113.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,783,008 km

• M1: 26,329 km (0.096 R)
• M2: 173,683 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.21 AU - 1.97 AU

Year: 715 Days

Day: 38.2 Hours

Environment

Temp: -43 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,783,008 km

• M1: 87,216 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.84 AU - 2.24 AU

Year: 1039 Days

Day: 18.1 Hours

Environment

Temp: -64 °C

Axial Tilt: 140.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.66 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.7

Radius: 14.5

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 5.08 AU - 5.46 AU

Year: 4312 Days

Day: 14.3 Hours

Environment

Temp: -129 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,783,008 km

• M1: 183,108 km (0.057 R)
• M2: 727,644 km (0.073 R)
• M3: 1,597,406 km (0.078 R)
• M4: 2,737,043 km (0.08 R)
• M5: 3,285,768 km (0.052 R)
• M6: 3,930,086 km (0.106 R)
• M7: 4,834,106 km (0.076 R)
• M8: 6,170,015 km (0.109 R)
• M9: 7,845,960 km (0.048 R)
• M10: 8,542,338 km (0.075 R)
• M11: 9,003,249 km (0.057 R)
• M12: 12,860,630 km (0.085 R)
• M13: 13,674,143 km (0.111 R)
• M14: 14,253,087 km (0.113 R)
• M15: 15,068,994 km (0.08 R)
• M16: 16,031,057 km (0.1 R)
• M17: 17,093,950 km (0.079 R)
• M18: 17,704,459 km (0.071 R)
• M19: 18,392,909 km (0.103 R)
• M20: 19,491,855 km (0.069 R)
• M21: 21,537,306 km (0.098 R)
• M22: 23,125,886 km (0.063 R)
• M23: 23,722,482 km (0.099 R)
• M24: 24,946,492 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.3

Radius: 13.4

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 6.32 AU - 7.7 AU

Year: 6616 Days

Day: 14.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,783,008 km

• M1: 167,699 km (0.103 R)
• M2: 809,025 km (0.105 R)
• M3: 1,320,949 km (0.074 R)
• M4: 1,870,871 km (0.052 R)
• M5: 3,183,143 km (0.104 R)
• M6: 7,455,808 km (0.057 R)
• M7: 7,883,658 km (0.094 R)
• M8: 9,854,760 km (0.074 R)
• M9: 10,371,022 km (0.086 R)
• M10: 11,819,728 km (0.101 R)
• M11: 13,570,322 km (0.092 R)
• M12: 17,174,733 km (0.065 R)
• M13: 20,833,598 km (0.105 R)
• M14: 22,081,095 km (0.119 R)
• M15: 25,680,270 km (0.059 R)
• M16: 30,931,005 km (0.095 R)
• M17: 31,938,547 km (0.049 R)
• M18: 33,701,259 km (0.092 R)
• M19: 34,231,882 km (0.117 R)
• M20: 35,200,977 km (0.059 R)
• M21: 38,911,603 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.1

Radius: 13.5

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5.91 AU - 8.27 AU

Year: 6729 Days

Day: 12.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 63,783,008 km

• M1: 172,187 km (0.095 R)
• M2: 639,082 km (0.087 R)
• M3: 1,316,611 km (0.105 R)
• M4: 2,023,610 km (0.075 R)
• M5: 2,604,200 km (0.109 R)
• M6: 3,378,668 km (0.112 R)
• M7: 4,454,277 km (0.091 R)
• M8: 5,213,935 km (0.088 R)
• M9: 5,995,135 km (0.071 R)
• M10: 6,715,897 km (0.101 R)
• M11: 7,348,098 km (0.092 R)
• M12: 8,936,977 km (0.116 R)
• M13: 10,374,014 km (0.031 R)
• M14: 10,838,665 km (0.115 R)
• M15: 11,561,522 km (0.087 R)
• M16: 12,419,466 km (0.079 R)
• M17: 13,482,807 km (0.103 R)
• M18: 18,215,934 km (0.089 R)
• M19: 18,688,514 km (0.057 R)
• M20: 19,587,896 km (0.098 R)
• M21: 20,227,278 km (0.119 R)
• M22: 22,076,607 km (0.029 R)
• M23: 22,691,603 km (0.087 R)
• M24: 23,955,855 km (0.084 R)
• M25: 27,233,544 km (0.084 R)
• M26: 30,231,486 km (0.105 R)
• M27: 32,942,498 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 458.9

Radius: 12.6

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 8.06 AU - 12.48 AU

Year: 11731 Days

Day: 5.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,783,008 km

• M1: 159,322 km (0.109 R)
• M2: 581,188 km (0.075 R)
• M3: 1,541,905 km (0.098 R)
• M4: 3,022,176 km (0.076 R)
• M5: 3,751,316 km (0.117 R)
• M6: 4,253,965 km (0.112 R)
• M7: 4,682,413 km (0.084 R)
• M8: 5,203,014 km (0.094 R)
• M9: 7,039,777 km (0.099 R)
• M10: 7,850,298 km (0.095 R)
• M11: 9,706,059 km (0.111 R)
• M12: 10,401,989 km (0.101 R)
• M13: 11,727,575 km (0.099 R)
• M14: 12,866,763 km (0.108 R)
• M15: 13,282,496 km (0.117 R)
• M16: 15,698,202 km (0.116 R)
• M17: 16,241,841 km (0.094 R)
• M18: 18,096,106 km (0.107 R)
• M19: 22,391,660 km (0.101 R)
• M20: 24,321,472 km (0.119 R)
• M21: 24,866,607 km (0.061 R)
• M22: 29,422,311 km (0.12 R)
• M23: 32,385,545 km (0.061 R)
• M24: 34,165,461 km (0.051 R)
• M25: 34,849,422 km (0.1 R)
• M26: 35,542,360 km (0.086 R)
• M27: 36,599,269 km (0.074 R)
• M28: 40,653,969 km (0.054 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 459

Radius: 6.6

Gravity: 10.54 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 13.31 AU - 14.77 AU

Year: 18752 Days

Day: 24.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 63,783,008 km

• M1: 82,129 km (0.11 R)
• M2: 305,778 km (0.067 R)
• M3: 533,017 km (0.073 R)
• M4: 1,450,651 km (0.107 R)
• M5: 1,684,322 km (0.086 R)
• M6: 1,961,527 km (0.058 R)
• M7: 2,208,813 km (0.094 R)
• M8: 2,455,499 km (0.062 R)
• M9: 3,004,823 km (0.068 R)
• M10: 3,495,354 km (0.042 R)
• M11: 4,376,785 km (0.117 R)
• M12: 4,801,493 km (0.086 R)
• M13: 5,182,220 km (0.082 R)
• M14: 7,394,324 km (0.075 R)
• M15: 9,142,674 km (0.117 R)
• M16: 9,891,411 km (0.089 R)
• M17: 11,941,201 km (0.032 R)
• M18: 13,772,728 km (0.115 R)
• M19: 14,048,886 km (0.118 R)
• M20: 14,540,913 km (0.1 R)
• M21: 16,859,231 km (0.088 R)
• M22: 17,175,332 km (0.073 R)
• M23: 18,479,227 km (0.074 R)
• M24: 21,744,798 km (0.069 R)
• M25: 22,308,184 km (0.109 R)
• M26: 34,186,704 km (0.061 R)
• M27: 35,851,130 km (0.109 R)
• M28: 40,458,295 km (0.113 R)
• M29: 42,903,173 km (0.051 R)
• M30: 43,789,092 km (0.075 R)
• M31: 46,985,998 km (0.084 R)
• M32: 48,243,668 km (0.09 R)
• M33: 51,485,902 km (0.11 R)
• M34: 52,151,314 km (0.075 R)
• M35: 59,487,892 km (0.051 R)

Kuiper Belt

Range: 30.8 - 57.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 17,363 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit