🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.57 AU - 0.69 AU

Year: 185 Days

Day: 27.4 Hours

Environment

Temp: 211 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 85,575,452 km

• M1: 36,801 km (0.1 R)
• M2: 142,118 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.64 AU - 0.84 AU

Year: 236 Days

Day: 12.4 Hours

Environment

Temp: 186 °C

Axial Tilt: 11.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.13 AU - 1.19 AU

Year: 463 Days

Day: 22.1 Hours

Environment

Temp: 15 °C

Axial Tilt: 18.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.02 AU - 2.44 AU

Year: 1235 Days

Day: 22.1 Hours

Environment

Temp: -89 °C

Axial Tilt: 48.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,575,452 km

• M1: 852,109 km (0.069 R)

Asteroid Belt

Center: 4.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.4

Radius: 8.6

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 5.44 AU - 6.54 AU

Year: 5437 Days

Day: 13.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 85,575,452 km

• M1: 106,962 km (0.097 R)
• M2: 402,418 km (0.085 R)
• M3: 868,116 km (0.1 R)
• M4: 1,723,218 km (0.073 R)
• M5: 2,586,398 km (0.116 R)
• M6: 3,173,569 km (0.119 R)
• M7: 4,589,962 km (0.098 R)
• M8: 5,853,914 km (0.117 R)
• M9: 6,414,009 km (0.09 R)
• M10: 9,052,317 km (0.105 R)
• M11: 11,875,079 km (0.065 R)
• M12: 14,797,623 km (0.12 R)
• M13: 15,634,623 km (0.085 R)
• M14: 15,988,272 km (0.117 R)
• M15: 16,554,800 km (0.103 R)
• M16: 18,955,546 km (0.059 R)
• M17: 19,415,709 km (0.038 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491.4

Radius: 11.1

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 8.34 AU - 10.9 AU

Year: 11065 Days

Day: 7.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 85,575,452 km

• M1: 144,512 km (0.11 R)
• M2: 819,348 km (0.071 R)
• M3: 1,462,319 km (0.114 R)
• M4: 2,050,239 km (0.066 R)
• M5: 2,729,563 km (0.102 R)
• M6: 3,133,477 km (0.107 R)
• M7: 3,504,629 km (0.096 R)
• M8: 4,506,187 km (0.099 R)
• M9: 4,950,642 km (0.08 R)
• M10: 6,352,973 km (0.099 R)
• M11: 8,004,384 km (0.072 R)
• M12: 9,585,484 km (0.096 R)
• M13: 11,581,867 km (0.074 R)
• M14: 11,967,680 km (0.101 R)
• M15: 12,591,054 km (0.049 R)
• M16: 15,304,012 km (0.114 R)
• M17: 19,138,654 km (0.087 R)
• M18: 22,192,695 km (0.115 R)
• M19: 22,702,973 km (0.064 R)
• M20: 23,658,754 km (0.053 R)
• M21: 24,460,449 km (0.11 R)
• M22: 28,443,492 km (0.098 R)
• M23: 29,554,107 km (0.114 R)
• M24: 34,061,341 km (0.102 R)
• M25: 36,009,105 km (0.071 R)
• M26: 45,221,940 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 84.5

Radius: 3.2

Gravity: 8.25 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 14.3 AU - 18.02 AU

Year: 24092 Days

Day: 20.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 85,575,452 km

• M1: 47,722 km (0.062 R)
• M2: 430,842 km (0.108 R)
• M3: 1,708,856 km (0.094 R)
• M4: 3,639,716 km (0.084 R)
• M5: 5,141,978 km (0.116 R)
• M6: 12,867,212 km (0.091 R)
• M7: 15,179,696 km (0.075 R)
• M8: 18,846,190 km (0.094 R)
• M9: 20,684,598 km (0.088 R)
• M10: 26,816,765 km (0.034 R)
• M11: 31,899,951 km (0.118 R)
• M12: 41,357,229 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 670.9

Radius: 3.6

Gravity: 51.77 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 15.2 AU - 17.7 AU

Year: 24743 Days

Day: 19.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 85,575,452 km

• M1: 49,218 km (0.092 R)
• M2: 184,155 km (0.117 R)
• M3: 338,540 km (0.109 R)
• M4: 862,432 km (0.112 R)
• M5: 1,117,646 km (0.091 R)
• M6: 1,854,864 km (0.12 R)
• M7: 2,490,057 km (0.09 R)
• M8: 2,923,591 km (0.081 R)
• M9: 3,526,321 km (0.099 R)
• M10: 4,242,446 km (0.114 R)
• M11: 4,671,343 km (0.063 R)
• M12: 7,208,972 km (0.056 R)
• M13: 7,611,540 km (0.12 R)
• M14: 8,297,446 km (0.045 R)
• M15: 8,627,608 km (0.098 R)
• M16: 10,097,557 km (0.102 R)
• M17: 11,933,123 km (0.047 R)
• M18: 12,353,493 km (0.102 R)
• M19: 13,372,703 km (0.083 R)
• M20: 15,248,062 km (0.037 R)
• M21: 18,750,747 km (0.095 R)
• M22: 19,800,325 km (0.086 R)
• M23: 20,888,500 km (0.11 R)
• M24: 21,293,911 km (0.086 R)
• M25: 21,601,334 km (0.098 R)
• M26: 24,840,577 km (0.109 R)
• M27: 25,067,367 km (0.069 R)
• M28: 28,512,905 km (0.079 R)
• M29: 30,802,950 km (0.106 R)
• M30: 45,957,812 km (0.093 R)
• M31: 47,683,573 km (0.077 R)
• M32: 54,635,985 km (0.098 R)
• M33: 58,152,731 km (0.087 R)
• M34: 61,402,745 km (0.097 R)
• M35: 63,283,041 km (0.086 R)
• M36: 64,130,962 km (0.093 R)
• M37: 64,557,764 km (0.103 R)
• M38: 67,818,998 km (0.046 R)
• M39: 70,053,242 km (0.116 R)
• M40: 83,730,826 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 427.9

Radius: 6.1

Gravity: 11.5 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 15.08 AU - 22.48 AU

Year: 30182 Days

Day: 18.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 66.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 85,575,452 km

• M1: 75,846 km (0.055 R)
• M2: 272,567 km (0.077 R)
• M3: 759,808 km (0.061 R)
• M4: 1,075,908 km (0.072 R)
• M5: 1,333,216 km (0.102 R)
• M6: 1,544,149 km (0.064 R)
• M7: 1,815,520 km (0.09 R)
• M8: 3,176,412 km (0.037 R)
• M9: 4,233,470 km (0.098 R)
• M10: 4,548,673 km (0.09 R)
• M11: 5,713,591 km (0.118 R)
• M12: 7,408,835 km (0.111 R)
• M13: 9,181,270 km (0.116 R)
• M14: 10,012,137 km (0.112 R)
• M15: 11,152,671 km (0.066 R)
• M16: 11,350,888 km (0.037 R)
• M17: 13,389,907 km (0.081 R)
• M18: 14,223,466 km (0.098 R)
• M19: 15,826,557 km (0.053 R)
• M20: 17,457,772 km (0.036 R)
• M21: 25,447,047 km (0.109 R)
• M22: 27,919,750 km (0.1 R)
• M23: 29,654,337 km (0.09 R)
• M24: 35,003,957 km (0.08 R)
• M25: 38,203,855 km (0.103 R)
• M26: 41,277,344 km (0.089 R)
• M27: 45,345,807 km (0.116 R)
• M28: 49,852,294 km (0.103 R)
• M29: 50,210,730 km (0.073 R)
• M30: 53,141,203 km (0.051 R)
• M31: 58,939,317 km (0.061 R)
• M32: 74,077,724 km (0.11 R)
• M33: 82,034,536 km (0.038 R)
• M34: 82,784,918 km (0.12 R)
• M35: 84,045,729 km (0.039 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 192 - 10,424 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit