🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.64 AU - 0.86 AU

Year: 246 Days

Day: 23 Hours

Environment

Temp: 98 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 41,533,075 km

• M1: 41,289 km (0.091 R)
• M2: 262,544 km (0.068 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.78 AU - 0.94 AU

Year: 302 Days

Day: 21.6 Hours

Environment

Temp: 41 °C

Axial Tilt: 2.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 41,533,075 km

• M1: 172,786 km (0.074 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.05 AU - 1.39 AU

Year: 510 Days

Day: 44.5 Hours

Environment

Temp: -27 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.27 AU - 2.03 AU

Year: 803 Days

Day: 23.3 Hours

Environment

Temp: -62 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,533,075 km

• M1: 346,917 km (0.075 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.4 AU - 3.16 AU

Year: 1756 Days

Day: 48 Hours

Environment

Temp: -107 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.51 AU - 3.79 AU

Year: 2641 Days

Day: 33.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 45.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,533,075 km

• M1: 2,227,064 km (0.116 R)

Asteroid Belt

Center: 9.08 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 14.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 521.2

Radius: 3.3

Gravity: 47.86 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 13.61 AU - 15.41 AU

Year: 20934 Days

Day: 20.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 41,533,075 km

• M1: 40,990 km (0.052 R)
• M2: 250,277 km (0.1 R)
• M3: 431,141 km (0.117 R)
• M4: 813,513 km (0.113 R)
• M5: 1,680,433 km (0.05 R)
• M6: 2,566,501 km (0.096 R)
• M7: 3,215,905 km (0.085 R)
• M8: 3,521,235 km (0.046 R)
• M9: 3,666,195 km (0.068 R)
• M10: 6,433,157 km (0.095 R)
• M11: 6,738,187 km (0.11 R)
• M12: 6,961,836 km (0.118 R)
• M13: 8,256,456 km (0.109 R)
• M14: 8,409,495 km (0.117 R)
• M15: 11,690,326 km (0.113 R)
• M16: 12,144,206 km (0.107 R)
• M17: 14,295,872 km (0.093 R)
• M18: 14,965,023 km (0.063 R)
• M19: 16,365,708 km (0.073 R)
• M20: 16,933,282 km (0.06 R)
• M21: 17,597,796 km (0.113 R)
• M22: 18,627,029 km (0.063 R)
• M23: 18,802,358 km (0.11 R)
• M24: 19,067,445 km (0.112 R)
• M25: 20,060,626 km (0.056 R)
• M26: 26,753,934 km (0.116 R)
• M27: 29,396,430 km (0.102 R)
• M28: 35,193,348 km (0.061 R)
• M29: 39,791,089 km (0.085 R)
• M30: 41,259,542 km (0.095 R)
• M31: 45,562,724 km (0.082 R)
• M32: 49,817,437 km (0.115 R)
• M33: 56,134,806 km (0.105 R)
• M34: 56,868,135 km (0.06 R)
• M35: 57,052,439 km (0.074 R)
• M36: 62,572,152 km (0.038 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 521

Radius: 4.3

Gravity: 28.18 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 12.5 AU - 17.4 AU

Year: 21893 Days

Day: 24 Hours

Environment

Temp: -199 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 41,533,075 km

• M1: 56,847 km (0.085 R)
• M2: 204,500 km (0.038 R)
• M3: 428,598 km (0.088 R)
• M4: 567,126 km (0.097 R)
• M5: 2,165,728 km (0.104 R)
• M6: 2,357,662 km (0.073 R)
• M7: 4,293,160 km (0.094 R)
• M8: 4,950,642 km (0.117 R)
• M9: 5,322,393 km (0.09 R)
• M10: 6,205,469 km (0.046 R)
• M11: 8,940,418 km (0.114 R)
• M12: 10,299,664 km (0.115 R)
• M13: 10,843,153 km (0.095 R)
• M14: 12,861,378 km (0.046 R)
• M15: 13,349,516 km (0.033 R)
• M16: 17,537,658 km (0.096 R)
• M17: 18,311,527 km (0.115 R)
• M18: 21,055,003 km (0.094 R)
• M19: 21,343,577 km (0.049 R)
• M20: 23,747,914 km (0.085 R)
• M21: 23,956,005 km (0.108 R)
• M22: 27,683,385 km (0.109 R)
• M23: 28,496,001 km (0.117 R)
• M24: 31,779,524 km (0.111 R)
• M25: 32,032,345 km (0.112 R)
• M26: 36,676,162 km (0.061 R)
• M27: 41,297,091 km (0.091 R)
• M28: 43,902,786 km (0.067 R)
• M29: 44,216,343 km (0.08 R)
• M30: 44,689,522 km (0.047 R)
• M31: 46,453,430 km (0.097 R)
• M32: 48,597,167 km (0.104 R)
• M33: 50,290,316 km (0.03 R)
• M34: 50,461,755 km (0.055 R)
• M35: 67,126,210 km (0.047 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 71.6

Radius: 4.8

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 13.81 AU - 18.81 AU

Year: 24948 Days

Day: 16.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 41,533,075 km

• M1: 77,193 km (0.109 R)
• M2: 239,357 km (0.043 R)
• M3: 501,302 km (0.051 R)
• M4: 654,790 km (0.071 R)
• M5: 2,981,336 km (0.071 R)
• M6: 4,761,999 km (0.066 R)
• M7: 6,699,741 km (0.109 R)
• M8: 7,699,952 km (0.053 R)
• M9: 8,884,169 km (0.101 R)
• M10: 13,922,326 km (0.095 R)
• M11: 14,592,076 km (0.079 R)
• M12: 18,846,489 km (0.111 R)
• M13: 23,347,590 km (0.095 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 170 - 17,622 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit