🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.46 AU - 0.66 AU

Year: 155 Days

Day: 24.6 Hours

Environment

Temp: 148 °C

Axial Tilt: 31.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,249,380 km

• M1: 196,123 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.52 AU - 0.62 AU

Year: 159 Days

Day: 16.4 Hours

Environment

Temp: 152 °C

Axial Tilt: 43.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.65 AU - 0.77 AU

Year: 221 Days

Day: 12.9 Hours

Environment

Temp: 169 °C

Axial Tilt: 11.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.93 AU - 1.17 AU

Year: 397 Days

Day: 22 Hours

Environment

Temp: 27 °C

Axial Tilt: 22.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 66,249,380 km

• M1: 73,004 km (0.107 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 3.18 AU - 3.98 AU

Year: 2499 Days

Day: 42 Hours

Environment

Temp: -111 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.3

Radius: 14.6

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 7.53 AU - 9.91 AU

Year: 9501 Days

Day: 9.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,249,380 km

• M1: 181,612 km (0.095 R)
• M2: 771,626 km (0.103 R)
• M3: 1,271,881 km (0.114 R)
• M4: 1,795,174 km (0.062 R)
• M5: 2,310,988 km (0.115 R)
• M6: 3,066,308 km (0.087 R)
• M7: 4,031,064 km (0.05 R)
• M8: 4,902,173 km (0.072 R)
• M9: 6,057,367 km (0.104 R)
• M10: 7,275,543 km (0.05 R)
• M11: 10,476,638 km (0.089 R)
• M12: 11,606,850 km (0.12 R)
• M13: 13,878,494 km (0.081 R)
• M14: 14,697,841 km (0.1 R)
• M15: 16,756,757 km (0.069 R)
• M16: 18,094,610 km (0.056 R)
• M17: 19,865,849 km (0.055 R)
• M18: 25,871,755 km (0.096 R)
• M19: 27,113,118 km (0.1 R)
• M20: 28,955,117 km (0.085 R)
• M21: 30,099,540 km (0.076 R)
• M22: 31,972,955 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669.9

Radius: 12

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 9.39 AU - 11.49 AU

Year: 12446 Days

Day: 10.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 66,249,380 km

• M1: 149,299 km (0.039 R)
• M2: 774,618 km (0.116 R)
• M3: 1,474,437 km (0.105 R)
• M4: 2,140,147 km (0.106 R)
• M5: 2,605,397 km (0.092 R)
• M6: 3,067,654 km (0.095 R)
• M7: 3,456,309 km (0.098 R)
• M8: 5,252,830 km (0.096 R)
• M9: 5,740,818 km (0.119 R)
• M10: 6,529,498 km (0.068 R)
• M11: 8,603,523 km (0.119 R)
• M12: 9,184,112 km (0.081 R)
• M13: 9,636,646 km (0.116 R)
• M14: 13,170,447 km (0.074 R)
• M15: 14,744,516 km (0.079 R)
• M16: 17,411,846 km (0.067 R)
• M17: 20,048,957 km (0.108 R)
• M18: 20,555,645 km (0.116 R)
• M19: 30,419,829 km (0.071 R)
• M20: 31,314,425 km (0.056 R)
• M21: 32,457,352 km (0.102 R)
• M22: 33,273,708 km (0.098 R)
• M23: 37,435,222 km (0.077 R)
• M24: 37,946,547 km (0.031 R)
• M25: 44,594,676 km (0.04 R)
• M26: 45,313,793 km (0.092 R)
• M27: 46,775,365 km (0.079 R)
• M28: 48,268,052 km (0.084 R)
• M29: 54,721,405 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 703.6

Radius: 7

Gravity: 14.36 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 9.63 AU - 15.09 AU

Year: 16033 Days

Day: 19.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 66,249,380 km

• M1: 95,892 km (0.118 R)
• M2: 417,827 km (0.039 R)
• M3: 640,578 km (0.11 R)
• M4: 1,072,018 km (0.11 R)
• M5: 1,318,256 km (0.025 R)
• M6: 1,539,512 km (0.092 R)
• M7: 1,927,569 km (0.04 R)
• M8: 2,443,232 km (0.094 R)
• M9: 2,710,564 km (0.044 R)
• M10: 3,072,142 km (0.118 R)
• M11: 3,660,510 km (0.052 R)
• M12: 4,164,655 km (0.05 R)
• M13: 5,238,020 km (0.104 R)
• M14: 5,458,228 km (0.08 R)
• M15: 6,196,793 km (0.118 R)
• M16: 7,588,502 km (0.096 R)
• M17: 7,918,814 km (0.095 R)
• M18: 9,770,835 km (0.106 R)
• M19: 11,215,352 km (0.078 R)
• M20: 12,469,282 km (0.107 R)
• M21: 20,075,436 km (0.057 R)
• M22: 20,707,636 km (0.079 R)
• M23: 23,667,430 km (0.118 R)
• M24: 35,640,496 km (0.09 R)
• M25: 36,700,397 km (0.047 R)
• M26: 38,054,706 km (0.066 R)
• M27: 41,150,784 km (0.119 R)
• M28: 43,205,959 km (0.091 R)
• M29: 44,410,671 km (0.097 R)
• M30: 59,727,698 km (0.096 R)
• M31: 62,932,084 km (0.087 R)
• M32: 64,479,076 km (0.081 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: 507 - 18,286 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit