🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.77 AU - 1.17 AU

Year: 368 Days

Day: 22.7 Hours

Environment

Temp: 2 °C

Axial Tilt: 4.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 82,863,600 km

• M1: 117,285 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.92 AU - 1.16 AU

Year: 408 Days

Day: 28.6 Hours

Environment

Temp: 4 °C

Axial Tilt: 15 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 82,863,600 km

• M1: 43,832 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.15 AU - 1.25 AU

Year: 506 Days

Day: 36.3 Hours

Environment

Temp: -39 °C

Axial Tilt: 46.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.54 AU - 1.74 AU

Year: 809 Days

Day: 27.4 Hours

Environment

Temp: -57 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.69 AU - 1.71 AU

Year: 853 Days

Day: 16.1 Hours

Environment

Temp: -65 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,863,600 km

• M1: 363,224 km (0.111 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.29 AU - 2.15 AU

Year: 868 Days

Day: 40.8 Hours

Environment

Temp: -76 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,863,600 km

• M1: 34,108 km (0.11 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.08 AU - 2.56 AU

Year: 1361 Days

Day: 14.6 Hours

Environment

Temp: -101 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,863,600 km

• M1: 1,807,441 km (0.074 R)

Asteroid Belt

Center: 5.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.8

Radius: 14.6

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 7.13 AU - 10.63 AU

Year: 10188 Days

Day: 8.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 82,863,600 km

• M1: 181,911 km (0.12 R)
• M2: 639,980 km (0.07 R)
• M3: 1,098,048 km (0.099 R)
• M4: 1,610,421 km (0.028 R)
• M5: 2,828,746 km (0.118 R)
• M6: 4,444,553 km (0.059 R)
• M7: 5,101,736 km (0.09 R)
• M8: 5,575,363 km (0.1 R)
• M9: 7,817,386 km (0.078 R)
• M10: 9,262,951 km (0.077 R)
• M11: 11,102,256 km (0.089 R)
• M12: 13,174,636 km (0.118 R)
• M13: 14,737,335 km (0.108 R)
• M14: 15,354,277 km (0.095 R)
• M15: 18,860,402 km (0.112 R)
• M16: 20,757,153 km (0.092 R)
• M17: 21,358,836 km (0.118 R)
• M18: 27,619,208 km (0.092 R)
• M19: 29,088,708 km (0.12 R)
• M20: 30,831,523 km (0.107 R)
• M21: 36,976,405 km (0.112 R)
• M22: 38,631,257 km (0.108 R)
• M23: 46,620,232 km (0.111 R)
• M24: 48,100,652 km (0.029 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 928.5

Radius: 3.3

Gravity: 85.26 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 12.1 AU - 15.3 AU

Year: 19523 Days

Day: 22.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 82,863,600 km

• M1: 40,990 km (0.083 R)
• M2: 154,235 km (0.1 R)
• M3: 278,252 km (0.093 R)
• M4: 393,143 km (0.11 R)
• M5: 683,961 km (0.097 R)
• M6: 947,254 km (0.091 R)
• M7: 1,214,884 km (0.116 R)
• M8: 2,344,947 km (0.032 R)
• M9: 4,549,870 km (0.094 R)
• M10: 8,585,123 km (0.082 R)
• M11: 11,222,533 km (0.115 R)
• M12: 11,957,358 km (0.085 R)
• M13: 13,670,852 km (0.112 R)
• M14: 15,460,042 km (0.117 R)
• M15: 16,284,476 km (0.093 R)
• M16: 16,878,679 km (0.061 R)
• M17: 17,137,633 km (0.113 R)
• M18: 18,290,883 km (0.076 R)
• M19: 18,840,206 km (0.091 R)
• M20: 19,025,708 km (0.093 R)
• M21: 19,875,573 km (0.084 R)
• M22: 22,891,317 km (0.098 R)
• M23: 24,617,826 km (0.086 R)
• M24: 24,839,679 km (0.092 R)
• M25: 27,964,928 km (0.085 R)
• M26: 29,684,107 km (0.086 R)
• M27: 31,083,446 km (0.052 R)
• M28: 31,472,550 km (0.057 R)
• M29: 32,526,018 km (0.103 R)
• M30: 36,254,894 km (0.113 R)
• M31: 40,258,582 km (0.053 R)
• M32: 40,875,823 km (0.115 R)
• M33: 41,342,718 km (0.027 R)
• M34: 42,765,095 km (0.068 R)
• M35: 44,711,662 km (0.07 R)
• M36: 45,373,483 km (0.116 R)
• M37: 50,367,808 km (0.094 R)
• M38: 64,955,545 km (0.106 R)
• M39: 65,591,186 km (0.058 R)
• M40: 70,157,811 km (0.119 R)
• M41: 71,051,060 km (0.056 R)
• M42: 72,860,147 km (0.052 R)
• M43: 73,317,168 km (0.039 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 189 - 12,213 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit