🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.42 AU - 0.7 AU

Year: 187 Days

Day: 31.3 Hours

Environment

Temp: 9 °C

Axial Tilt: 2.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 74,077,397 km

• M1: 18,401 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.44 AU - 0.74 AU

Year: 202 Days

Day: 28.7 Hours

Environment

Temp: 9 °C

Axial Tilt: 15.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 74,077,397 km

• M1: 24,534 km (0.034 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.06 AU - 1.08 AU

Year: 494 Days

Day: 44.4 Hours

Environment

Temp: -71 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,077,397 km

• M1: 279,748 km (0.044 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.57 AU - 2.15 AU

Year: 1132 Days

Day: 36.9 Hours

Environment

Temp: -121 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 74,077,397 km

• M1: 39,344 km (0.101 R)
• M2: 162,912 km (0.101 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.67 AU - 2.19 AU

Year: 1196 Days

Day: 36.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.62 AU - 2.42 AU

Year: 1281 Days

Day: 28.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,077,397 km

• M1: 100,380 km (0.06 R)

Asteroid Belt

Center: 2.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873

Radius: 12

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.04 AU - 3.98 AU

Year: 2934 Days

Day: 9.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,077,397 km

• M1: 149,299 km (0.114 R)
• M2: 568,771 km (0.096 R)
• M3: 1,135,149 km (0.106 R)
• M4: 2,382,944 km (0.114 R)
• M5: 2,766,364 km (0.108 R)
• M6: 3,281,579 km (0.065 R)
• M7: 3,819,682 km (0.112 R)
• M8: 4,784,290 km (0.117 R)
• M9: 5,172,945 km (0.086 R)
• M10: 6,526,656 km (0.097 R)
• M11: 7,606,453 km (0.08 R)
• M12: 8,982,006 km (0.046 R)
• M13: 11,010,254 km (0.056 R)
• M14: 12,400,766 km (0.084 R)
• M15: 13,662,325 km (0.081 R)
• M16: 14,150,762 km (0.047 R)
• M17: 20,510,018 km (0.054 R)
• M18: 22,540,360 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.2

Radius: 8

Gravity: 6.97 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 3.85 AU - 5.71 AU

Year: 4663 Days

Day: 6.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,077,397 km

• M1: 118,182 km (0.115 R)
• M2: 461,061 km (0.096 R)
• M3: 784,940 km (0.051 R)
• M4: 1,184,965 km (0.112 R)
• M5: 1,777,372 km (0.116 R)
• M6: 3,659,762 km (0.07 R)
• M7: 4,018,348 km (0.071 R)
• M8: 5,056,408 km (0.116 R)
• M9: 5,341,841 km (0.087 R)
• M10: 6,411,765 km (0.104 R)
• M11: 7,221,987 km (0.109 R)
• M12: 8,063,774 km (0.097 R)
• M13: 13,671,450 km (0.095 R)
• M14: 14,329,681 km (0.07 R)
• M15: 15,275,738 km (0.051 R)
• M16: 15,709,272 km (0.046 R)
• M17: 17,117,288 km (0.079 R)
• M18: 17,941,572 km (0.094 R)
• M19: 21,912,348 km (0.065 R)
• M20: 24,247,571 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 362.3

Radius: 6.5

Gravity: 8.58 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 11.67 AU - 18.71 AU

Year: 26417 Days

Day: 19.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 74,077,397 km

• M1: 83,326 km (0.118 R)
• M2: 297,251 km (0.118 R)
• M3: 746,793 km (0.101 R)
• M4: 1,705,266 km (0.064 R)
• M5: 2,118,904 km (0.098 R)
• M6: 2,862,705 km (0.085 R)
• M7: 3,335,733 km (0.107 R)
• M8: 3,828,958 km (0.077 R)
• M9: 4,141,168 km (0.115 R)
• M10: 4,675,981 km (0.112 R)
• M11: 5,369,666 km (0.119 R)
• M12: 7,714,463 km (0.119 R)
• M13: 8,213,222 km (0.068 R)
• M14: 8,893,444 km (0.081 R)
• M15: 10,070,779 km (0.042 R)
• M16: 10,365,786 km (0.113 R)
• M17: 10,605,891 km (0.03 R)
• M18: 13,145,614 km (0.105 R)
• M19: 15,433,264 km (0.097 R)
• M20: 16,466,986 km (0.11 R)
• M21: 20,779,593 km (0.1 R)
• M22: 29,103,967 km (0.088 R)
• M23: 33,079,081 km (0.106 R)
• M24: 33,731,328 km (0.067 R)
• M25: 39,405,575 km (0.111 R)
• M26: 41,179,507 km (0.089 R)
• M27: 41,630,993 km (0.117 R)
• M28: 42,391,100 km (0.065 R)
• M29: 45,203,989 km (0.049 R)
• M30: 47,641,088 km (0.09 R)
• M31: 53,130,282 km (0.116 R)
• M32: 59,792,623 km (0.108 R)
• M33: 60,759,923 km (0.115 R)
• M34: 66,163,997 km (0.112 R)
• M35: 67,824,533 km (0.109 R)
• M36: 68,454,490 km (0.103 R)
• M37: 68,876,505 km (0.092 R)
• M38: 69,300,316 km (0.096 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 13,286 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit