🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.43 AU - 0.59 AU

Year: 130 Days

Day: 17.5 Hours

Environment

Temp: 232 °C

Axial Tilt: 7.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.7 AU - 0.76 AU

Year: 223 Days

Day: 30 Hours

Environment

Temp: 198 °C

Axial Tilt: 12.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 81,155,024 km

• M1: 42,935 km (0.118 R)
• M2: 374,593 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.87 AU - 1.39 AU

Year: 430 Days

Day: 34.2 Hours

Environment

Temp: 13 °C

Axial Tilt: 19.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 81,155,024 km

• M1: 467,045 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.21 AU - 1.93 AU

Year: 705 Days

Day: 21 Hours

Environment

Temp: -29 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.07 AU - 2.69 AU

Year: 1315 Days

Day: 29.6 Hours

Environment

Temp: -82 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.93 AU - 3.49 AU

Year: 2060 Days

Day: 32.4 Hours

Environment

Temp: -104 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.62 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.2

Radius: 11.7

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 5.62 AU - 6.42 AU

Year: 5290 Days

Day: 6.4 Hours

Environment

Temp: -149 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,155,024 km

• M1: 147,952 km (0.094 R)
• M2: 943,963 km (0.106 R)
• M3: 1,411,606 km (0.047 R)
• M4: 1,882,240 km (0.089 R)
• M5: 2,457,145 km (0.111 R)
• M6: 2,921,646 km (0.095 R)
• M7: 3,465,135 km (0.108 R)
• M8: 4,029,419 km (0.078 R)
• M9: 4,603,874 km (0.066 R)
• M10: 5,653,752 km (0.079 R)
• M11: 6,597,116 km (0.075 R)
• M12: 8,562,982 km (0.096 R)
• M13: 10,892,670 km (0.114 R)
• M14: 11,303,017 km (0.067 R)
• M15: 11,961,995 km (0.116 R)
• M16: 15,937,110 km (0.077 R)
• M17: 18,189,904 km (0.117 R)
• M18: 19,894,722 km (0.098 R)
• M19: 20,855,738 km (0.096 R)
• M20: 22,501,315 km (0.116 R)
• M21: 23,318,269 km (0.086 R)
• M22: 24,932,580 km (0.092 R)
• M23: 27,199,436 km (0.078 R)
• M24: 28,126,344 km (0.116 R)
• M25: 29,336,442 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.5

Radius: 13.3

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 5.57 AU - 7.21 AU

Year: 5785 Days

Day: 6.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 81,155,024 km

• M1: 165,455 km (0.094 R)
• M2: 1,162,824 km (0.089 R)
• M3: 1,915,302 km (0.115 R)
• M4: 2,513,693 km (0.085 R)
• M5: 3,331,844 km (0.102 R)
• M6: 4,320,985 km (0.108 R)
• M7: 6,281,315 km (0.073 R)
• M8: 8,290,864 km (0.116 R)
• M9: 8,931,142 km (0.095 R)
• M10: 10,742,324 km (0.119 R)
• M11: 14,322,949 km (0.069 R)
• M12: 17,635,195 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 629.2

Radius: 5.9

Gravity: 18.08 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 13.64 AU - 18.42 AU

Year: 22987 Days

Day: 20.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 81,155,024 km

• M1: 74,799 km (0.041 R)
• M2: 277,354 km (0.094 R)
• M3: 612,154 km (0.103 R)
• M4: 924,964 km (0.12 R)
• M5: 1,651,710 km (0.052 R)
• M6: 1,872,367 km (0.084 R)
• M7: 2,328,940 km (0.111 R)
• M8: 2,856,721 km (0.106 R)
• M9: 3,260,186 km (0.097 R)
• M10: 3,731,569 km (0.074 R)
• M11: 4,487,487 km (0.097 R)
• M12: 5,995,135 km (0.114 R)
• M13: 6,610,281 km (0.074 R)
• M14: 7,363,806 km (0.058 R)
• M15: 8,873,248 km (0.099 R)
• M16: 9,729,846 km (0.051 R)
• M17: 10,147,822 km (0.116 R)
• M18: 10,892,371 km (0.081 R)
• M19: 19,868,692 km (0.118 R)
• M20: 24,242,036 km (0.116 R)
• M21: 30,336,952 km (0.113 R)
• M22: 38,699,024 km (0.116 R)
• M23: 40,506,915 km (0.099 R)
• M24: 43,163,474 km (0.108 R)
• M25: 48,302,609 km (0.117 R)
• M26: 54,020,090 km (0.085 R)
• M27: 55,516,817 km (0.112 R)
• M28: 56,275,428 km (0.061 R)
• M29: 58,202,248 km (0.067 R)
• M30: 61,174,160 km (0.101 R)
• M31: 61,375,818 km (0.045 R)
• M32: 62,186,788 km (0.101 R)
• M33: 63,623,376 km (0.05 R)
• M34: 68,934,250 km (0.062 R)

Kuiper Belt

Range: 30.6 - 54.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 19,197 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit