🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.86 AU - 0.92 AU

Year: 294 Days

Day: 44.9 Hours

Environment

Temp: 123 °C

Axial Tilt: 14.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.08 AU - 1.22 AU

Year: 431 Days

Day: 45.3 Hours

Environment

Temp: 19 °C

Axial Tilt: 42.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 57,179,026 km

• M1: 55,052 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.12 AU - 1.78 AU

Year: 611 Days

Day: 17.9 Hours

Environment

Temp: -9 °C

Axial Tilt: 1.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.32 AU - 4.7 AU

Year: 2809 Days

Day: 32.9 Hours

Environment

Temp: -124 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.1

Radius: 8.3

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 9.83 AU - 10.35 AU

Year: 11213 Days

Day: 14.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 57,179,026 km

• M1: 123,717 km (0.097 R)
• M2: 703,708 km (0.091 R)
• M3: 1,667,717 km (0.114 R)
• M4: 3,074,386 km (0.119 R)
• M5: 4,514,864 km (0.101 R)
• M6: 6,925,035 km (0.099 R)
• M7: 7,757,996 km (0.071 R)
• M8: 8,117,330 km (0.107 R)
• M9: 9,086,575 km (0.075 R)
• M10: 10,609,032 km (0.113 R)
• M11: 13,229,089 km (0.111 R)
• M12: 15,425,635 km (0.103 R)
• M13: 15,803,519 km (0.079 R)
• M14: 16,187,387 km (0.101 R)
• M15: 17,854,655 km (0.097 R)
• M16: 19,706,827 km (0.038 R)
• M17: 20,301,478 km (0.064 R)
• M18: 21,605,074 km (0.054 R)
• M19: 21,919,678 km (0.085 R)
• M20: 25,323,778 km (0.102 R)
• M21: 28,589,799 km (0.039 R)
• M22: 31,216,288 km (0.053 R)
• M23: 31,618,557 km (0.113 R)
• M24: 32,639,413 km (0.12 R)
• M25: 34,532,275 km (0.119 R)
• M26: 35,614,915 km (0.106 R)
• M27: 37,847,663 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83

Radius: 8.9

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 9.23 AU - 12.85 AU

Year: 12833 Days

Day: 12.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,179,026 km

• M1: 110,702 km (0.116 R)
• M2: 411,843 km (0.065 R)
• M3: 791,074 km (0.085 R)
• M4: 1,197,531 km (0.118 R)
• M5: 1,702,873 km (0.101 R)
• M6: 2,207,317 km (0.117 R)
• M7: 2,773,545 km (0.056 R)
• M8: 4,702,011 km (0.045 R)
• M9: 5,526,145 km (0.118 R)
• M10: 7,220,640 km (0.107 R)
• M11: 10,351,574 km (0.072 R)
• M12: 10,830,886 km (0.079 R)
• M13: 13,198,272 km (0.05 R)
• M14: 14,235,135 km (0.117 R)
• M15: 15,102,952 km (0.069 R)
• M16: 17,003,743 km (0.053 R)
• M17: 22,624,284 km (0.11 R)
• M18: 24,106,650 km (0.104 R)
• M19: 25,495,217 km (0.066 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 834.9

Radius: 6

Gravity: 23.19 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 12.79 AU - 13.91 AU

Year: 17065 Days

Day: 15.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 57,179,026 km

• M1: 75,697 km (0.101 R)
• M2: 357,240 km (0.085 R)
• M3: 658,979 km (0.102 R)
• M4: 1,418,637 km (0.116 R)
• M5: 1,801,308 km (0.118 R)
• M6: 3,425,941 km (0.118 R)
• M7: 3,714,665 km (0.033 R)
• M8: 4,576,199 km (0.066 R)
• M9: 6,170,164 km (0.053 R)
• M10: 7,000,283 km (0.029 R)
• M11: 7,902,657 km (0.114 R)
• M12: 10,644,038 km (0.037 R)
• M13: 11,259,484 km (0.092 R)
• M14: 16,817,344 km (0.081 R)
• M15: 17,651,502 km (0.049 R)
• M16: 17,992,734 km (0.118 R)
• M17: 21,554,660 km (0.07 R)
• M18: 22,839,257 km (0.085 R)
• M19: 23,965,280 km (0.045 R)
• M20: 27,679,496 km (0.099 R)
• M21: 35,003,957 km (0.054 R)
• M22: 35,814,179 km (0.111 R)
• M23: 39,469,902 km (0.059 R)
• M24: 41,688,139 km (0.079 R)
• M25: 48,839,217 km (0.103 R)
• M26: 49,681,004 km (0.073 R)
• M27: 52,439,439 km (0.119 R)
• M28: 54,035,050 km (0.075 R)
• M29: 55,116,643 km (0.096 R)
• M30: 61,129,879 km (0.098 R)
• M31: 62,304,072 km (0.11 R)
• M32: 63,692,789 km (0.078 R)
• M33: 68,400,784 km (0.037 R)
• M34: 72,460,870 km (0.054 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 278.7

Radius: 6.2

Gravity: 7.25 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 14.04 AU - 16.06 AU

Year: 20426 Days

Day: 21.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,179,026 km

• M1: 87,664 km (0.106 R)
• M2: 527,033 km (0.094 R)
• M3: 736,171 km (0.067 R)
• M4: 1,385,127 km (0.113 R)
• M5: 2,073,726 km (0.091 R)
• M6: 2,421,990 km (0.109 R)
• M7: 4,187,992 km (0.088 R)
• M8: 5,635,202 km (0.062 R)
• M9: 6,511,247 km (0.051 R)
• M10: 10,707,767 km (0.087 R)
• M11: 15,542,620 km (0.094 R)
• M12: 17,251,178 km (0.068 R)
• M13: 18,270,388 km (0.043 R)
• M14: 20,256,599 km (0.076 R)
• M15: 23,593,379 km (0.114 R)
• M16: 26,554,370 km (0.118 R)
• M17: 27,488,758 km (0.069 R)
• M18: 30,087,423 km (0.083 R)
• M19: 33,082,522 km (0.091 R)
• M20: 35,517,377 km (0.112 R)
• M21: 46,752,177 km (0.094 R)
• M22: 54,481,749 km (0.102 R)

Kuiper Belt

Range: 31.4 - 56.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 324 - 18,045 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit