🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.42 AU - 0.7 AU

Year: 149 Days

Day: 31.5 Hours

Environment

Temp: 187 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 78,675,228 km

• M1: 27,825 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.44 AU - 1.64 AU

Year: 681 Days

Day: 22.4 Hours

Environment

Temp: -30 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.23 AU - 2.57 AU

Year: 1325 Days

Day: 25.7 Hours

Environment

Temp: -69 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,675,228 km

• M1: 151,991 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.12 AU - 3.44 AU

Year: 1652 Days

Day: 17.1 Hours

Environment

Temp: -85 °C

Axial Tilt: 48.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,675,228 km

• M1: 911,799 km (0.045 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.11 AU - 3.29 AU

Year: 2040 Days

Day: 34.2 Hours

Environment

Temp: -96 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,675,228 km

• M1: 1,146,817 km (0.077 R)

Asteroid Belt

Center: 4.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.9

Radius: 8.7

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 5.12 AU - 6.14 AU

Year: 4762 Days

Day: 14.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,675,228 km

• M1: 108,159 km (0.094 R)
• M2: 522,695 km (0.101 R)
• M3: 866,620 km (0.069 R)
• M4: 1,217,727 km (0.097 R)
• M5: 1,583,942 km (0.098 R)
• M6: 2,049,640 km (0.085 R)
• M7: 3,218,449 km (0.104 R)
• M8: 4,032,261 km (0.119 R)
• M9: 4,317,095 km (0.084 R)
• M10: 5,101,437 km (0.063 R)
• M11: 5,461,669 km (0.066 R)
• M12: 6,118,703 km (0.102 R)
• M13: 8,128,849 km (0.031 R)
• M14: 9,170,649 km (0.055 R)
• M15: 10,098,155 km (0.08 R)
• M16: 10,833,878 km (0.106 R)
• M17: 14,798,072 km (0.085 R)
• M18: 16,181,104 km (0.087 R)
• M19: 18,354,462 km (0.115 R)
• M20: 19,823,214 km (0.075 R)
• M21: 22,854,815 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.1

Radius: 12.4

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 5.4 AU - 6.9 AU

Year: 5436 Days

Day: 14.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,675,228 km

• M1: 154,535 km (0.076 R)
• M2: 549,623 km (0.104 R)
• M3: 1,229,395 km (0.049 R)
• M4: 1,620,743 km (0.105 R)
• M5: 2,684,833 km (0.089 R)
• M6: 3,794,101 km (0.117 R)
• M7: 4,217,314 km (0.069 R)
• M8: 7,863,462 km (0.093 R)
• M9: 8,437,619 km (0.105 R)
• M10: 8,835,849 km (0.118 R)
• M11: 17,364,423 km (0.096 R)
• M12: 18,672,657 km (0.068 R)
• M13: 21,118,582 km (0.113 R)
• M14: 24,972,971 km (0.097 R)
• M15: 27,411,117 km (0.101 R)
• M16: 29,636,834 km (0.078 R)
• M17: 30,466,953 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 516.5

Radius: 7.4

Gravity: 9.43 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 16.05 AU - 17.25 AU

Year: 24217 Days

Day: 18.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 78,675,228 km

• M1: 92,152 km (0.069 R)
• M2: 341,682 km (0.106 R)
• M3: 605,871 km (0.057 R)
• M4: 840,740 km (0.103 R)
• M5: 1,425,967 km (0.108 R)
• M6: 1,817,016 km (0.064 R)
• M7: 3,637,472 km (0.054 R)
• M8: 5,159,182 km (0.101 R)
• M9: 7,016,888 km (0.095 R)
• M10: 7,543,173 km (0.08 R)
• M11: 7,841,172 km (0.084 R)
• M12: 10,825,800 km (0.107 R)
• M13: 11,398,460 km (0.096 R)
• M14: 12,125,506 km (0.115 R)
• M15: 15,986,477 km (0.118 R)
• M16: 16,896,780 km (0.105 R)
• M17: 17,753,976 km (0.107 R)
• M18: 18,549,986 km (0.111 R)
• M19: 20,118,221 km (0.069 R)
• M20: 20,692,078 km (0.102 R)
• M21: 25,460,959 km (0.071 R)
• M22: 28,336,829 km (0.088 R)
• M23: 29,545,430 km (0.11 R)
• M24: 30,914,250 km (0.114 R)
• M25: 32,324,659 km (0.026 R)
• M26: 38,396,837 km (0.111 R)
• M27: 39,131,661 km (0.061 R)
• M28: 40,025,658 km (0.107 R)
• M29: 46,336,744 km (0.09 R)
• M30: 47,002,155 km (0.101 R)
• M31: 60,094,362 km (0.03 R)
• M32: 62,488,826 km (0.073 R)
• M33: 72,257,268 km (0.059 R)

Kuiper Belt

Range: 30.8 - 50.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 12,728 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit