🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.71 AU - 1.01 AU

Year: 300 Days

Day: 24.7 Hours

Environment

Temp: 40 °C

Axial Tilt: 27.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.82 AU - 0.98 AU

Year: 322 Days

Day: 34.5 Hours

Environment

Temp: 40 °C

Axial Tilt: 33.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.86 AU - 1.32 AU

Year: 429 Days

Day: 22.3 Hours

Environment

Temp: -9 °C

Axial Tilt: 21.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 67,905,330 km

• M1: 30,668 km (0.095 R)
• M2: 264,489 km (0.085 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.37 AU - 1.53 AU

Year: 658 Days

Day: 30 Hours

Environment

Temp: -50 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.92 AU - 3 AU

Year: 1919 Days

Day: 37 Hours

Environment

Temp: -105 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.22 AU - 4.98 AU

Year: 3128 Days

Day: 26.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,905,330 km

• M1: 185,801 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.9

Radius: 10.9

Gravity: 7.84 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 5.96 AU - 6.38 AU

Year: 5774 Days

Day: 8.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 67,905,330 km

• M1: 139,874 km (0.107 R)
• M2: 668,553 km (0.068 R)
• M3: 1,058,405 km (0.076 R)
• M4: 1,406,818 km (0.105 R)
• M5: 1,749,547 km (0.077 R)
• M6: 2,645,938 km (0.106 R)
• M7: 3,012,303 km (0.108 R)
• M8: 3,614,584 km (0.047 R)
• M9: 4,067,865 km (0.1 R)
• M10: 4,639,928 km (0.076 R)
• M11: 5,785,698 km (0.074 R)
• M12: 8,220,403 km (0.038 R)
• M13: 9,266,391 km (0.073 R)
• M14: 10,211,850 km (0.06 R)
• M15: 11,825,712 km (0.106 R)
• M16: 12,559,489 km (0.116 R)
• M17: 17,547,381 km (0.093 R)
• M18: 19,275,835 km (0.079 R)
• M19: 22,116,400 km (0.061 R)
• M20: 23,636,314 km (0.076 R)
• M21: 25,396,183 km (0.087 R)
• M22: 26,440,077 km (0.039 R)
• M23: 26,883,336 km (0.108 R)
• M24: 27,603,051 km (0.04 R)
• M25: 30,416,538 km (0.119 R)
• M26: 31,593,574 km (0.074 R)
• M27: 35,307,042 km (0.059 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.6

Radius: 12.6

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 6.02 AU - 8.12 AU

Year: 7082 Days

Day: 11.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,905,330 km

• M1: 158,424 km (0.073 R)
• M2: 584,030 km (0.09 R)
• M3: 1,368,821 km (0.076 R)
• M4: 1,884,185 km (0.119 R)
• M5: 2,408,675 km (0.071 R)
• M6: 3,069,449 km (0.071 R)
• M7: 3,755,655 km (0.113 R)
• M8: 4,185,150 km (0.095 R)
• M9: 5,201,368 km (0.103 R)
• M10: 5,737,228 km (0.105 R)
• M11: 6,712,307 km (0.097 R)
• M12: 8,783,190 km (0.101 R)
• M13: 11,494,801 km (0.083 R)
• M14: 14,664,032 km (0.084 R)
• M15: 15,193,908 km (0.077 R)
• M16: 16,230,023 km (0.084 R)
• M17: 18,038,212 km (0.063 R)
• M18: 20,482,940 km (0.115 R)
• M19: 20,923,207 km (0.081 R)
• M20: 23,140,995 km (0.065 R)
• M21: 24,759,046 km (0.093 R)
• M22: 25,175,078 km (0.11 R)
• M23: 28,582,319 km (0.03 R)
• M24: 29,596,293 km (0.032 R)
• M25: 32,483,682 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 190

Radius: 3.5

Gravity: 15.51 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 14.75 AU - 23.91 AU

Year: 32017 Days

Day: 23.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,905,330 km

• M1: 119,828 km (0.074 R)
• M2: 880,084 km (0.075 R)
• M3: 1,894,208 km (0.069 R)
• M4: 3,209,622 km (0.057 R)
• M5: 3,679,808 km (0.114 R)
• M6: 3,886,104 km (0.054 R)
• M7: 4,585,025 km (0.116 R)
• M8: 9,258,911 km (0.115 R)
• M9: 11,897,369 km (0.115 R)
• M10: 13,352,807 km (0.109 R)
• M11: 13,560,000 km (0.098 R)
• M12: 17,093,053 km (0.075 R)
• M13: 26,118,741 km (0.063 R)
• M14: 26,769,791 km (0.118 R)
• M15: 27,431,462 km (0.028 R)
• M16: 32,996,354 km (0.086 R)
• M17: 33,375,135 km (0.09 R)
• M18: 44,576,874 km (0.063 R)
• M19: 55,691,996 km (0.088 R)
• M20: 57,312,739 km (0.096 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 398 - 13,299 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit