🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.62 AU - 0.84 AU

Year: 239 Days

Day: 28 Hours

Environment

Temp: 143 °C

Axial Tilt: 25.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 79,618,550 km

• M1: 17,503 km (0.115 R)
• M2: 30,967 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.47 AU - 1.79 AU

Year: 797 Days

Day: 14.5 Hours

Environment

Temp: -64 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.43 AU - 2.05 AU

Year: 879 Days

Day: 20.8 Hours

Environment

Temp: -60 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.57 AU - 2.07 AU

Year: 940 Days

Day: 40.8 Hours

Environment

Temp: -70 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.93 AU - 2.39 AU

Year: 1215 Days

Day: 27 Hours

Environment

Temp: -85 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.4

Radius: 13

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 6.44 AU - 7.96 AU

Year: 7397 Days

Day: 12.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 79,618,550 km

• M1: 221,854 km (0.091 R)
• M2: 705,952 km (0.115 R)
• M3: 1,267,842 km (0.095 R)
• M4: 1,687,614 km (0.118 R)
• M5: 2,098,559 km (0.108 R)
• M6: 4,386,958 km (0.059 R)
• M7: 9,401,329 km (0.113 R)
• M8: 9,951,250 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.4

Radius: 14

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 7.57 AU - 7.85 AU

Year: 8197 Days

Day: 7.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 79,618,550 km

• M1: 174,431 km (0.116 R)
• M2: 670,348 km (0.119 R)
• M3: 1,704,967 km (0.04 R)
• M4: 2,646,536 km (0.049 R)
• M5: 3,639,866 km (0.057 R)
• M6: 4,413,287 km (0.079 R)
• M7: 5,743,361 km (0.111 R)
• M8: 7,845,511 km (0.053 R)
• M9: 9,320,995 km (0.065 R)
• M10: 10,222,471 km (0.073 R)
• M11: 11,602,512 km (0.086 R)
• M12: 16,219,401 km (0.051 R)
• M13: 18,896,305 km (0.108 R)
• M14: 21,530,425 km (0.09 R)
• M15: 22,349,623 km (0.101 R)
• M16: 28,775,898 km (0.074 R)
• M17: 39,045,493 km (0.079 R)
• M18: 41,885,609 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 191.1

Radius: 4.2

Gravity: 10.83 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 9.61 AU - 13.75 AU

Year: 15284 Days

Day: 24 Hours

Environment

Temp: -182 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 79,618,550 km

• M1: 90,058 km (0.083 R)
• M2: 425,756 km (0.095 R)
• M3: 557,252 km (0.096 R)
• M4: 1,023,249 km (0.102 R)
• M5: 1,490,144 km (0.099 R)
• M6: 5,655,697 km (0.114 R)
• M7: 5,787,792 km (0.04 R)
• M8: 7,147,637 km (0.11 R)
• M9: 8,928,001 km (0.103 R)
• M10: 9,334,758 km (0.117 R)
• M11: 12,479,604 km (0.111 R)
• M12: 13,451,242 km (0.114 R)
• M13: 13,865,628 km (0.072 R)
• M14: 15,096,370 km (0.115 R)
• M15: 19,000,575 km (0.11 R)
• M16: 27,101,599 km (0.114 R)
• M17: 32,688,780 km (0.097 R)
• M18: 35,301,507 km (0.116 R)
• M19: 37,118,523 km (0.063 R)
• M20: 37,466,039 km (0.037 R)

Asteroid Belt

Center: 12.31 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 12.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 990.6

Radius: 6.1

Gravity: 26.62 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 12.59 AU - 13.27 AU

Year: 17802 Days

Day: 24.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 79,618,550 km

• M1: 75,996 km (0.078 R)
• M2: 271,520 km (0.108 R)
• M3: 502,200 km (0.09 R)
• M4: 761,154 km (0.082 R)
• M5: 1,006,345 km (0.106 R)
• M6: 1,364,033 km (0.076 R)
• M7: 1,784,852 km (0.11 R)
• M8: 3,664,699 km (0.072 R)
• M9: 4,203,700 km (0.1 R)
• M10: 4,509,777 km (0.099 R)
• M11: 5,128,514 km (0.118 R)
• M12: 5,638,643 km (0.076 R)
• M13: 7,132,677 km (0.116 R)
• M14: 9,899,789 km (0.095 R)
• M15: 11,004,120 km (0.047 R)
• M16: 11,260,232 km (0.03 R)
• M17: 13,600,690 km (0.098 R)
• M18: 16,915,779 km (0.118 R)
• M19: 17,603,032 km (0.104 R)
• M20: 18,850,229 km (0.101 R)
• M21: 22,944,125 km (0.069 R)
• M22: 24,538,988 km (0.072 R)
• M23: 26,548,685 km (0.072 R)
• M24: 26,778,468 km (0.103 R)
• M25: 36,107,540 km (0.034 R)
• M26: 36,389,682 km (0.037 R)
• M27: 37,678,019 km (0.112 R)
• M28: 38,848,473 km (0.072 R)
• M29: 40,193,806 km (0.114 R)
• M30: 45,229,420 km (0.039 R)
• M31: 50,141,915 km (0.064 R)
• M32: 54,466,939 km (0.081 R)
• M33: 58,449,982 km (0.034 R)
• M34: 64,677,742 km (0.047 R)
• M35: 77,256,080 km (0.094 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 16,579 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit