🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.43 AU - 0.59 AU

Year: 138 Days

Day: 27.6 Hours

Environment

Temp: 230 °C

Axial Tilt: 28.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.62 AU - 0.74 AU

Year: 212 Days

Day: 38.4 Hours

Environment

Temp: 186 °C

Axial Tilt: 7.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.96 AU - 3.8 AU

Year: 2354 Days

Day: 30.7 Hours

Environment

Temp: -124 °C

Axial Tilt: 136.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.3

Radius: 12.2

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.86 AU - 4.94 AU

Year: 4108 Days

Day: 14.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 65,377,126 km

• M1: 151,692 km (0.03 R)
• M2: 537,505 km (0.088 R)
• M3: 940,671 km (0.079 R)
• M4: 1,547,740 km (0.085 R)
• M5: 2,025,406 km (0.088 R)
• M6: 2,521,921 km (0.084 R)
• M7: 3,054,190 km (0.12 R)
• M8: 4,251,272 km (0.073 R)
• M9: 8,299,241 km (0.056 R)
• M10: 10,082,896 km (0.034 R)
• M11: 13,630,760 km (0.083 R)
• M12: 14,051,429 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.4

Radius: 9.7

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 4.91 AU - 6.83 AU

Year: 5386 Days

Day: 13.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,377,126 km

• M1: 120,725 km (0.068 R)
• M2: 432,338 km (0.057 R)
• M3: 796,459 km (0.039 R)
• M4: 1,195,287 km (0.111 R)
• M5: 1,763,011 km (0.035 R)
• M6: 2,158,847 km (0.082 R)
• M7: 2,629,931 km (0.063 R)
• M8: 3,716,609 km (0.069 R)
• M9: 4,190,685 km (0.111 R)
• M10: 4,584,277 km (0.049 R)
• M11: 5,581,497 km (0.105 R)
• M12: 6,322,604 km (0.1 R)
• M13: 6,967,970 km (0.107 R)
• M14: 7,895,925 km (0.068 R)
• M15: 8,571,210 km (0.085 R)
• M16: 9,478,521 km (0.081 R)
• M17: 10,241,321 km (0.102 R)
• M18: 10,658,848 km (0.093 R)
• M19: 12,350,351 km (0.093 R)
• M20: 14,786,403 km (0.071 R)
• M21: 21,523,992 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615.1

Radius: 12.4

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 5.9 AU - 8.02 AU

Year: 6954 Days

Day: 7.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,377,126 km

• M1: 154,235 km (0.07 R)
• M2: 544,387 km (0.12 R)
• M3: 1,327,532 km (0.104 R)
• M4: 2,200,884 km (0.071 R)
• M5: 2,700,391 km (0.077 R)
• M6: 3,233,109 km (0.042 R)
• M7: 3,741,742 km (0.117 R)
• M8: 4,754,071 km (0.099 R)
• M9: 6,069,934 km (0.057 R)
• M10: 6,847,992 km (0.087 R)
• M11: 8,479,955 km (0.076 R)
• M12: 12,605,117 km (0.118 R)
• M13: 17,571,915 km (0.09 R)
• M14: 19,792,995 km (0.112 R)
• M15: 20,302,825 km (0.11 R)
• M16: 22,117,297 km (0.113 R)
• M17: 24,618,274 km (0.03 R)
• M18: 25,293,110 km (0.119 R)
• M19: 28,947,038 km (0.049 R)
• M20: 30,463,811 km (0.117 R)
• M21: 34,907,466 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.1

Radius: 11.9

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 8.77 AU - 12.05 AU

Year: 12721 Days

Day: 14.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 65,377,126 km

• M1: 150,196 km (0.083 R)
• M2: 825,182 km (0.113 R)
• M3: 3,097,723 km (0.078 R)
• M4: 4,329,512 km (0.093 R)
• M5: 4,921,172 km (0.12 R)
• M6: 5,955,042 km (0.06 R)
• M7: 6,394,411 km (0.103 R)
• M8: 6,855,322 km (0.084 R)
• M9: 9,929,110 km (0.083 R)
• M10: 11,240,784 km (0.118 R)
• M11: 26,497,822 km (0.108 R)
• M12: 28,299,579 km (0.097 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.2

Radius: 11.8

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 10.54 AU - 10.82 AU

Year: 13219 Days

Day: 7.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 65,377,126 km

• M1: 146,905 km (0.108 R)
• M2: 1,619,995 km (0.106 R)
• M3: 1,999,974 km (0.087 R)
• M4: 2,499,481 km (0.077 R)
• M5: 2,922,544 km (0.099 R)
• M6: 3,673,675 km (0.037 R)
• M7: 5,020,953 km (0.059 R)
• M8: 6,478,186 km (0.088 R)
• M9: 7,117,567 km (0.12 R)
• M10: 8,291,612 km (0.081 R)
• M11: 8,757,759 km (0.114 R)
• M12: 9,290,776 km (0.093 R)
• M13: 10,052,379 km (0.086 R)
• M14: 10,637,007 km (0.119 R)
• M15: 12,168,590 km (0.081 R)
• M16: 13,142,921 km (0.111 R)
• M17: 15,385,094 km (0.105 R)
• M18: 18,969,160 km (0.039 R)
• M19: 20,278,141 km (0.113 R)
• M20: 22,984,067 km (0.11 R)
• M21: 23,906,039 km (0.101 R)
• M22: 25,529,774 km (0.045 R)
• M23: 26,921,334 km (0.082 R)
• M24: 29,102,471 km (0.115 R)
• M25: 29,854,948 km (0.095 R)
• M26: 33,695,873 km (0.07 R)
• M27: 35,857,114 km (0.049 R)
• M28: 36,349,739 km (0.076 R)
• M29: 40,189,019 km (0.039 R)
• M30: 44,715,402 km (0.114 R)
• M31: 47,766,301 km (0.061 R)
• M32: 49,418,609 km (0.077 R)
• M33: 49,875,780 km (0.041 R)
• M34: 52,836,921 km (0.064 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.8

Radius: 13.5

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 11.06 AU - 12.42 AU

Year: 15235 Days

Day: 9.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 65,377,126 km

• M1: 171,738 km (0.085 R)
• M2: 622,327 km (0.03 R)
• M3: 1,103,583 km (0.099 R)
• M4: 1,741,918 km (0.091 R)
• M5: 2,206,120 km (0.073 R)
• M6: 3,060,623 km (0.103 R)
• M7: 3,634,181 km (0.073 R)
• M8: 4,095,840 km (0.114 R)
• M9: 5,388,665 km (0.06 R)
• M10: 8,221,600 km (0.033 R)
• M11: 12,759,801 km (0.049 R)
• M12: 15,336,175 km (0.092 R)
• M13: 18,576,465 km (0.097 R)
• M14: 19,605,250 km (0.063 R)
• M15: 20,581,376 km (0.054 R)
• M16: 21,964,408 km (0.088 R)
• M17: 23,605,796 km (0.108 R)
• M18: 24,103,658 km (0.097 R)
• M19: 24,710,427 km (0.1 R)
• M20: 28,120,510 km (0.103 R)
• M21: 29,591,506 km (0.042 R)
• M22: 30,639,439 km (0.057 R)
• M23: 33,430,038 km (0.061 R)
• M24: 37,859,481 km (0.078 R)
• M25: 39,233,238 km (0.099 R)
• M26: 39,791,986 km (0.095 R)
• M27: 48,662,542 km (0.118 R)
• M28: 54,156,972 km (0.118 R)
• M29: 54,849,910 km (0.113 R)
• M30: 56,607,984 km (0.096 R)
• M31: 60,051,428 km (0.103 R)
• M32: 62,107,650 km (0.075 R)
• M33: 62,866,860 km (0.048 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 416 - 17,994 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit