🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.51 AU - 0.59 AU

Year: 143 Days

Day: 13.9 Hours

Environment

Temp: 222 °C

Axial Tilt: 4.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.13 AU - 3.41 AU

Year: 1613 Days

Day: 24.9 Hours

Environment

Temp: -90 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.1

Radius: 8.6

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 6.38 AU - 10.12 AU

Year: 8290 Days

Day: 12.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 99,530,416 km

• M1: 106,962 km (0.098 R)
• M2: 720,763 km (0.051 R)
• M3: 1,019,809 km (0.062 R)
• M4: 1,345,483 km (0.092 R)
• M5: 2,054,428 km (0.117 R)
• M6: 2,391,771 km (0.076 R)
• M7: 2,797,779 km (0.091 R)
• M8: 4,255,162 km (0.052 R)
• M9: 4,536,406 km (0.077 R)
• M10: 4,946,304 km (0.09 R)
• M11: 6,080,405 km (0.117 R)
• M12: 6,354,319 km (0.08 R)
• M13: 6,751,801 km (0.107 R)
• M14: 7,596,580 km (0.065 R)
• M15: 8,077,238 km (0.108 R)
• M16: 9,134,895 km (0.044 R)
• M17: 9,422,123 km (0.089 R)
• M18: 11,152,671 km (0.032 R)
• M19: 12,593,598 km (0.089 R)
• M20: 13,682,670 km (0.109 R)
• M21: 17,381,029 km (0.12 R)
• M22: 17,934,690 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471

Radius: 13.7

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 8.53 AU - 8.85 AU

Year: 8962 Days

Day: 14.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 99,530,416 km

• M1: 170,392 km (0.034 R)
• M2: 1,155,344 km (0.092 R)
• M3: 1,590,375 km (0.09 R)
• M4: 2,169,917 km (0.048 R)
• M5: 2,829,793 km (0.092 R)
• M6: 4,527,879 km (0.043 R)
• M7: 5,771,785 km (0.088 R)
• M8: 8,460,059 km (0.052 R)
• M9: 9,914,599 km (0.097 R)
• M10: 11,581,718 km (0.073 R)
• M11: 13,949,104 km (0.062 R)
• M12: 17,700,270 km (0.069 R)
• M13: 22,884,435 km (0.072 R)
• M14: 24,216,903 km (0.106 R)
• M15: 26,043,643 km (0.053 R)
• M16: 26,491,689 km (0.108 R)
• M17: 26,944,970 km (0.095 R)
• M18: 30,859,797 km (0.101 R)
• M19: 33,847,715 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.5

Radius: 14.6

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 8.02 AU - 12.02 AU

Year: 11096 Days

Day: 11.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 99,530,416 km

• M1: 181,612 km (0.116 R)
• M2: 709,692 km (0.112 R)
• M3: 1,325,437 km (0.099 R)
• M4: 1,955,693 km (0.112 R)
• M5: 2,450,413 km (0.078 R)
• M6: 5,169,504 km (0.101 R)
• M7: 8,551,762 km (0.048 R)
• M8: 13,005,889 km (0.081 R)
• M9: 15,621,758 km (0.081 R)
• M10: 17,091,258 km (0.096 R)
• M11: 19,631,729 km (0.077 R)
• M12: 23,335,772 km (0.116 R)
• M13: 25,253,766 km (0.119 R)
• M14: 28,431,225 km (0.103 R)
• M15: 31,522,366 km (0.114 R)
• M16: 32,796,042 km (0.1 R)
• M17: 33,504,986 km (0.057 R)
• M18: 33,983,251 km (0.104 R)
• M19: 34,709,249 km (0.103 R)
• M20: 35,569,437 km (0.115 R)
• M21: 44,104,444 km (0.108 R)
• M22: 45,404,599 km (0.087 R)
• M23: 53,911,931 km (0.056 R)
• M24: 55,398,335 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 297.6

Radius: 6.7

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 13.98 AU - 17.62 AU

Year: 21972 Days

Day: 19.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 99,530,416 km

• M1: 132,544 km (0.047 R)
• M2: 1,029,233 km (0.073 R)
• M3: 1,385,575 km (0.107 R)
• M4: 3,087,401 km (0.088 R)
• M5: 5,854,961 km (0.071 R)
• M6: 6,125,434 km (0.102 R)
• M7: 8,649,150 km (0.101 R)
• M8: 9,000,406 km (0.059 R)
• M9: 10,671,714 km (0.063 R)
• M10: 11,252,303 km (0.087 R)
• M11: 11,976,656 km (0.099 R)
• M12: 14,059,507 km (0.04 R)
• M13: 16,145,500 km (0.088 R)
• M14: 24,412,577 km (0.089 R)
• M15: 33,867,013 km (0.086 R)
• M16: 36,399,855 km (0.111 R)
• M17: 37,183,598 km (0.066 R)
• M18: 39,465,414 km (0.074 R)
• M19: 51,464,061 km (0.102 R)
• M20: 53,450,721 km (0.027 R)
• M21: 59,176,430 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 678.9

Radius: 5

Gravity: 27.16 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 17.82 AU - 21.12 AU

Year: 30056 Days

Day: 21.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 99,530,416 km

• M1: 62,233 km (0.104 R)
• M2: 568,322 km (0.085 R)
• M3: 788,381 km (0.049 R)
• M4: 1,320,351 km (0.107 R)
• M5: 2,856,721 km (0.114 R)
• M6: 3,083,212 km (0.053 R)
• M7: 3,669,337 km (0.107 R)
• M8: 5,434,442 km (0.115 R)
• M9: 6,621,052 km (0.068 R)
• M10: 9,493,630 km (0.092 R)
• M11: 10,063,150 km (0.115 R)
• M12: 10,722,427 km (0.077 R)
• M13: 19,369,484 km (0.092 R)
• M14: 22,088,874 km (0.058 R)
• M15: 23,539,524 km (0.073 R)
• M16: 27,252,693 km (0.092 R)
• M17: 28,142,052 km (0.082 R)
• M18: 39,396,599 km (0.105 R)
• M19: 39,557,567 km (0.119 R)
• M20: 50,799,248 km (0.06 R)
• M21: 53,710,722 km (0.118 R)
• M22: 54,305,972 km (0.103 R)
• M23: 55,308,128 km (0.059 R)
• M24: 56,322,402 km (0.058 R)
• M25: 72,333,114 km (0.094 R)
• M26: 81,367,479 km (0.069 R)
• M27: 83,207,383 km (0.077 R)
• M28: 83,738,007 km (0.109 R)
• M29: 97,750,689 km (0.106 R)

Kuiper Belt

Range: 31.4 - 55.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 13,366 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit