🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.45 AU - 0.65 AU

Year: 263 Days

Day: 38.9 Hours

Environment

Temp: -119 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.54 AU - 0.72 AU

Year: 323 Days

Day: 26 Hours

Environment

Temp: -128 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,432,025 km

• M1: 35,305 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.4

Radius: 13.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.99 AU - 2.59 AU

Year: 2238 Days

Day: 7.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,432,025 km

• M1: 166,652 km (0.117 R)
• M2: 592,108 km (0.073 R)
• M3: 1,029,832 km (0.088 R)
• M4: 1,835,715 km (0.114 R)
• M5: 3,058,977 km (0.103 R)
• M6: 3,759,394 km (0.104 R)
• M7: 4,225,990 km (0.095 R)
• M8: 4,656,832 km (0.113 R)
• M9: 5,778,068 km (0.084 R)
• M10: 7,500,837 km (0.101 R)
• M11: 8,245,236 km (0.044 R)
• M12: 8,980,061 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.7

Radius: 8.6

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 3.23 AU - 3.49 AU

Year: 3977 Days

Day: 9.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 25,432,025 km

• M1: 107,411 km (0.096 R)
• M2: 462,706 km (0.03 R)
• M3: 793,766 km (0.045 R)
• M4: 1,408,464 km (0.1 R)
• M5: 1,868,029 km (0.049 R)
• M6: 2,160,343 km (0.075 R)
• M7: 3,518,542 km (0.066 R)
• M8: 3,827,312 km (0.081 R)
• M9: 4,112,296 km (0.067 R)
• M10: 4,521,895 km (0.088 R)
• M11: 4,887,662 km (0.094 R)
• M12: 5,199,424 km (0.108 R)
• M13: 6,132,615 km (0.099 R)
• M14: 6,697,197 km (0.109 R)
• M15: 7,388,788 km (0.117 R)
• M16: 8,703,754 km (0.108 R)
• M17: 9,638,292 km (0.102 R)
• M18: 12,752,620 km (0.076 R)
• M19: 13,345,327 km (0.084 R)
• M20: 14,932,411 km (0.119 R)
• M21: 15,693,714 km (0.09 R)
• M22: 16,268,469 km (0.112 R)
• M23: 16,587,711 km (0.104 R)
• M24: 17,682,468 km (0.12 R)
• M25: 19,176,652 km (0.087 R)
• M26: 19,712,960 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.4

Radius: 14.8

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 3.41 AU - 4.77 AU

Year: 5341 Days

Day: 7.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,432,025 km

• M1: 184,155 km (0.098 R)
• M2: 721,062 km (0.087 R)
• M3: 1,258,268 km (0.112 R)
• M4: 1,747,752 km (0.053 R)
• M5: 2,500,977 km (0.106 R)
• M6: 2,974,006 km (0.107 R)
• M7: 4,056,346 km (0.087 R)
• M8: 5,072,265 km (0.11 R)
• M9: 9,108,865 km (0.094 R)
• M10: 10,706,420 km (0.113 R)
• M11: 11,671,177 km (0.12 R)
• M12: 12,277,497 km (0.081 R)
• M13: 13,226,247 km (0.12 R)
• M14: 14,337,161 km (0.027 R)
• M15: 18,380,193 km (0.055 R)
• M16: 19,063,406 km (0.101 R)
• M17: 20,119,866 km (0.095 R)
• M18: 22,503,708 km (0.053 R)
• M19: 24,248,319 km (0.098 R)
• M20: 29,835,500 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.1

Radius: 14.9

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.44 AU - 5 AU

Year: 6621 Days

Day: 6.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 144 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 25,432,025 km

• M1: 185,352 km (0.035 R)
• M2: 925,712 km (0.077 R)
• M3: 1,538,315 km (0.12 R)
• M4: 2,160,642 km (0.105 R)
• M5: 3,213,961 km (0.075 R)
• M6: 3,705,240 km (0.1 R)
• M7: 4,439,317 km (0.109 R)
• M8: 5,025,591 km (0.092 R)
• M9: 5,520,161 km (0.085 R)
• M10: 8,734,421 km (0.049 R)
• M11: 10,516,581 km (0.078 R)
• M12: 11,896,471 km (0.089 R)
• M13: 13,655,443 km (0.04 R)
• M14: 16,822,131 km (0.078 R)
• M15: 18,190,652 km (0.1 R)
• M16: 18,836,765 km (0.088 R)
• M17: 20,449,879 km (0.091 R)
• M18: 21,078,041 km (0.095 R)
• M19: 22,080,795 km (0.042 R)
• M20: 23,040,017 km (0.083 R)
• M21: 24,104,107 km (0.08 R)
• M22: 26,824,544 km (0.07 R)
• M23: 29,566,374 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 49.4

Radius: 4.5

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 7.18 AU - 8.66 AU

Year: 14391 Days

Day: 16 Hours

Environment

Temp: -217 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 25,432,025 km

• M1: 102,026 km (0.078 R)
• M2: 297,700 km (0.036 R)
• M3: 2,232,299 km (0.098 R)
• M4: 11,868,197 km (0.111 R)
• M5: 14,408,968 km (0.106 R)
• M6: 22,577,311 km (0.068 R)
• M7: 24,902,810 km (0.099 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 15,074 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit