🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.33 AU - 2.01 AU

Year: 766 Days

Day: 17.6 Hours

Environment

Temp: -40 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,556,679 km

• M1: 440,715 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.13 AU - 2.51 AU

Year: 1254 Days

Day: 24 Hours

Environment

Temp: -62 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.5

Radius: 14.7

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 6.93 AU - 8.97 AU

Year: 7952 Days

Day: 14.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 48,556,679 km

• M1: 192,682 km (0.03 R)
• M2: 670,647 km (0.064 R)
• M3: 1,168,958 km (0.049 R)
• M4: 2,336,420 km (0.115 R)
• M5: 2,862,555 km (0.087 R)
• M6: 3,511,212 km (0.114 R)
• M7: 4,433,782 km (0.114 R)
• M8: 4,911,597 km (0.063 R)
• M9: 6,692,261 km (0.097 R)
• M10: 8,150,092 km (0.07 R)
• M11: 11,687,633 km (0.109 R)
• M12: 12,398,073 km (0.11 R)
• M13: 15,957,754 km (0.074 R)
• M14: 17,347,070 km (0.091 R)
• M15: 26,205,957 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.2

Radius: 14.2

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 11.82 AU - 12.04 AU

Year: 14618 Days

Day: 6.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,556,679 km

• M1: 178,919 km (0.036 R)
• M2: 693,386 km (0.043 R)
• M3: 1,383,332 km (0.059 R)
• M4: 1,972,897 km (0.113 R)
• M5: 2,491,553 km (0.116 R)
• M6: 3,923,952 km (0.039 R)
• M7: 5,775,675 km (0.11 R)
• M8: 6,358,508 km (0.082 R)
• M9: 7,642,656 km (0.047 R)
• M10: 10,436,995 km (0.096 R)
• M11: 10,893,717 km (0.101 R)
• M12: 13,315,557 km (0.107 R)
• M13: 14,476,137 km (0.079 R)
• M14: 16,001,886 km (0.08 R)
• M15: 16,533,557 km (0.09 R)
• M16: 17,313,560 km (0.098 R)
• M17: 18,529,491 km (0.11 R)
• M18: 19,888,439 km (0.1 R)
• M19: 21,312,760 km (0.082 R)
• M20: 24,464,039 km (0.102 R)
• M21: 28,242,881 km (0.069 R)
• M22: 34,113,550 km (0.086 R)
• M23: 42,030,270 km (0.034 R)
• M24: 49,632,235 km (0.069 R)
• M25: 54,436,421 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987

Radius: 6.4

Gravity: 24.1 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 14.84 AU - 18.86 AU

Year: 24538 Days

Day: 16 Hours

Environment

Temp: -186 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 48,556,679 km

• M1: 89,759 km (0.119 R)
• M2: 2,430,517 km (0.101 R)
• M3: 3,365,204 km (0.104 R)
• M4: 3,981,847 km (0.051 R)
• M5: 4,262,941 km (0.104 R)
• M6: 6,912,020 km (0.118 R)
• M7: 8,069,010 km (0.049 R)
• M8: 8,348,908 km (0.033 R)
• M9: 11,586,953 km (0.113 R)
• M10: 12,381,169 km (0.119 R)
• M11: 17,735,426 km (0.037 R)
• M12: 21,124,715 km (0.117 R)
• M13: 22,637,748 km (0.059 R)
• M14: 25,516,759 km (0.073 R)
• M15: 28,372,732 km (0.098 R)
• M16: 29,678,422 km (0.117 R)
• M17: 32,408,883 km (0.055 R)
• M18: 39,475,587 km (0.081 R)
• M19: 45,183,344 km (0.091 R)
• M20: 47,322,294 km (0.065 R)
• M21: 49,155,616 km (0.112 R)
• M22: 68,294,420 km (0.095 R)
• M23: 73,509,252 km (0.067 R)
• M24: 77,464,171 km (0.078 R)
• M25: 79,238,252 km (0.11 R)
• M26: 80,780,157 km (0.065 R)
• M27: 85,526,150 km (0.056 R)
• M28: 92,421,265 km (0.06 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 74.8

Radius: 5.8

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 18.51 AU - 20.75 AU

Year: 30854 Days

Day: 16.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,556,679 km

• M1: 72,705 km (0.051 R)
• M2: 350,209 km (0.112 R)
• M3: 669,750 km (0.076 R)
• M4: 857,345 km (0.03 R)
• M5: 1,091,466 km (0.093 R)
• M6: 2,391,322 km (0.069 R)
• M7: 5,105,925 km (0.085 R)
• M8: 10,440,435 km (0.077 R)
• M9: 10,915,558 km (0.084 R)
• M10: 11,909,187 km (0.077 R)
• M11: 14,785,506 km (0.1 R)
• M12: 14,983,424 km (0.108 R)
• M13: 19,560,370 km (0.081 R)
• M14: 21,524,142 km (0.082 R)
• M15: 24,067,754 km (0.086 R)
• M16: 28,604,310 km (0.118 R)
• M17: 30,058,401 km (0.073 R)
• M18: 31,560,962 km (0.091 R)
• M19: 34,022,296 km (0.039 R)
• M20: 45,010,559 km (0.101 R)
• M21: 45,287,614 km (0.098 R)
• M22: 46,125,811 km (0.085 R)
• M23: 46,690,243 km (0.087 R)
• M24: 48,266,407 km (0.076 R)
• M25: 48,556,626 km (0.078 R)

Kuiper Belt

Range: 30.9 - 58.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 14,539 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit