🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.11 AU - 1.31 AU

Year: 491 Days

Day: 40.6 Hours

Environment

Temp: 14 °C

Axial Tilt: 27.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 102,953,612 km

• M1: 23,786 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.42 AU - 1.44 AU

Year: 631 Days

Day: 18.8 Hours

Environment

Temp: -38 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.59 AU - 1.71 AU

Year: 782 Days

Day: 43.9 Hours

Environment

Temp: -50 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.46 AU - 2.62 AU

Year: 1494 Days

Day: 20 Hours

Environment

Temp: -101 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.67 AU - 3.11 AU

Year: 1813 Days

Day: 41.4 Hours

Environment

Temp: -99 °C

Axial Tilt: 140.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,953,612 km

• M1: 87,066 km (0.079 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.72 AU - 3.24 AU

Year: 1898 Days

Day: 22.2 Hours

Environment

Temp: -96 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,953,612 km

• M1: 375,491 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.7

Radius: 10.1

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 4.47 AU - 5.03 AU

Year: 3820 Days

Day: 12.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 102,953,612 km

• M1: 125,662 km (0.107 R)
• M2: 468,092 km (0.101 R)
• M3: 1,250,040 km (0.085 R)
• M4: 1,878,650 km (0.043 R)
• M5: 3,203,938 km (0.07 R)
• M6: 5,240,264 km (0.12 R)
• M7: 6,069,634 km (0.108 R)
• M8: 7,134,771 km (0.07 R)
• M9: 7,600,619 km (0.11 R)
• M10: 8,490,128 km (0.044 R)
• M11: 8,907,057 km (0.115 R)
• M12: 17,029,922 km (0.115 R)
• M13: 18,548,640 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 261.7

Radius: 6.3

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 13.16 AU - 13.26 AU

Year: 17715 Days

Day: 20.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 102,953,612 km

• M1: 78,389 km (0.118 R)
• M2: 982,260 km (0.039 R)
• M3: 2,112,172 km (0.053 R)
• M4: 2,411,069 km (0.086 R)
• M5: 3,381,361 km (0.073 R)
• M6: 3,634,031 km (0.104 R)
• M7: 4,468,638 km (0.098 R)
• M8: 5,878,598 km (0.108 R)
• M9: 6,942,388 km (0.1 R)
• M10: 7,351,539 km (0.104 R)
• M11: 7,647,593 km (0.085 R)
• M12: 8,770,026 km (0.06 R)
• M13: 9,743,908 km (0.116 R)
• M14: 10,361,747 km (0.07 R)
• M15: 11,962,444 km (0.061 R)
• M16: 12,254,160 km (0.116 R)
• M17: 14,300,210 km (0.078 R)
• M18: 14,895,460 km (0.04 R)
• M19: 16,277,296 km (0.057 R)
• M20: 21,101,228 km (0.056 R)
• M21: 21,699,470 km (0.116 R)
• M22: 30,212,636 km (0.106 R)
• M23: 31,301,709 km (0.026 R)
• M24: 34,962,518 km (0.105 R)
• M25: 35,679,391 km (0.112 R)
• M26: 41,237,999 km (0.111 R)
• M27: 43,806,894 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 800.4

Radius: 4.6

Gravity: 37.83 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 15.79 AU - 21.01 AU

Year: 29121 Days

Day: 22.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 102,953,612 km

• M1: 57,146 km (0.097 R)
• M2: 351,854 km (0.111 R)
• M3: 667,356 km (0.068 R)
• M4: 1,276,818 km (0.066 R)
• M5: 1,703,920 km (0.09 R)
• M6: 2,414,210 km (0.066 R)
• M7: 2,807,653 km (0.079 R)
• M8: 3,397,368 km (0.104 R)
• M9: 6,495,540 km (0.071 R)
• M10: 9,247,392 km (0.117 R)
• M11: 10,877,112 km (0.093 R)
• M12: 13,706,456 km (0.069 R)
• M13: 19,314,132 km (0.027 R)
• M14: 19,516,837 km (0.117 R)
• M15: 27,539,771 km (0.074 R)
• M16: 30,044,788 km (0.076 R)
• M17: 38,463,109 km (0.086 R)
• M18: 39,757,579 km (0.114 R)
• M19: 40,913,821 km (0.094 R)
• M20: 45,226,279 km (0.076 R)
• M21: 47,216,080 km (0.082 R)
• M22: 48,886,939 km (0.117 R)
• M23: 51,758,470 km (0.1 R)
• M24: 54,135,281 km (0.113 R)
• M25: 55,146,712 km (0.102 R)
• M26: 56,998,734 km (0.1 R)
• M27: 68,518,218 km (0.046 R)
• M28: 72,108,118 km (0.06 R)
• M29: 84,434,983 km (0.105 R)
• M30: 93,967,958 km (0.099 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: 241 - 14,981 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit