🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.52 AU - 0.84 AU

Year: 195 Days

Day: 24.5 Hours

Environment

Temp: 226 °C

Axial Tilt: 8.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.21 AU - 1.41 AU

Year: 522 Days

Day: 22.4 Hours

Environment

Temp: 15 °C

Axial Tilt: 19.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.61 AU - 2.15 AU

Year: 898 Days

Day: 20.9 Hours

Environment

Temp: -41 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 34,507,903 km

• M1: 81,082 km (0.093 R)
• M2: 186,997 km (0.116 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.83 AU - 2.21 AU

Year: 1000 Days

Day: 28.3 Hours

Environment

Temp: -47 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.02 AU - 2.36 AU

Year: 1129 Days

Day: 47.2 Hours

Environment

Temp: -56 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.34 AU - 2.84 AU

Year: 1452 Days

Day: 25.9 Hours

Environment

Temp: -79 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.24 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.7

Radius: 8.4

Gravity: 11.5 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.56 AU - 7.22 AU

Year: 4978 Days

Day: 6.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 34,507,903 km

• M1: 104,419 km (0.043 R)
• M2: 428,897 km (0.07 R)
• M3: 708,944 km (0.079 R)
• M4: 996,621 km (0.09 R)
• M5: 1,287,738 km (0.074 R)
• M6: 1,549,385 km (0.12 R)
• M7: 2,772,797 km (0.049 R)
• M8: 3,076,031 km (0.07 R)
• M9: 3,401,407 km (0.084 R)
• M10: 3,749,671 km (0.069 R)
• M11: 4,292,113 km (0.05 R)
• M12: 5,416,640 km (0.041 R)
• M13: 6,693,009 km (0.087 R)
• M14: 7,241,734 km (0.115 R)
• M15: 8,007,076 km (0.036 R)
• M16: 8,273,959 km (0.085 R)
• M17: 8,546,676 km (0.094 R)
• M18: 8,865,619 km (0.047 R)
• M19: 10,133,610 km (0.118 R)
• M20: 11,137,262 km (0.092 R)
• M21: 12,765,037 km (0.061 R)
• M22: 13,934,593 km (0.103 R)
• M23: 15,058,522 km (0.073 R)
• M24: 15,880,412 km (0.062 R)
• M25: 16,363,314 km (0.078 R)
• M26: 17,231,880 km (0.095 R)
• M27: 17,613,504 km (0.108 R)
• M28: 18,327,534 km (0.098 R)
• M29: 22,190,600 km (0.052 R)
• M30: 23,486,567 km (0.113 R)
• M31: 24,271,955 km (0.099 R)
• M32: 25,812,365 km (0.09 R)
• M33: 26,228,396 km (0.089 R)
• M34: 28,729,822 km (0.11 R)
• M35: 29,176,671 km (0.115 R)
• M36: 30,267,838 km (0.11 R)
• M37: 30,916,943 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 285.3

Radius: 9.8

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 6.27 AU - 7.83 AU

Year: 6519 Days

Day: 12.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 34,507,903 km

• M1: 140,772 km (0.12 R)
• M2: 506,239 km (0.092 R)
• M3: 1,129,015 km (0.063 R)
• M4: 1,638,845 km (0.12 R)
• M5: 2,780,875 km (0.116 R)
• M6: 3,178,207 km (0.11 R)
• M7: 4,482,700 km (0.101 R)
• M8: 7,244,127 km (0.116 R)
• M9: 8,846,620 km (0.09 R)
• M10: 14,465,217 km (0.113 R)
• M11: 20,510,915 km (0.052 R)
• M12: 21,051,562 km (0.064 R)
• M13: 22,730,798 km (0.094 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.9

Radius: 12.6

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 10 AU - 12.66 AU

Year: 13281 Days

Day: 9.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 34,507,903 km

• M1: 156,779 km (0.081 R)
• M2: 637,586 km (0.113 R)
• M3: 1,093,411 km (0.115 R)
• M4: 1,642,136 km (0.07 R)
• M5: 2,322,357 km (0.104 R)
• M6: 2,793,740 km (0.115 R)
• M7: 3,522,132 km (0.059 R)
• M8: 4,424,955 km (0.106 R)
• M9: 6,319,463 km (0.077 R)
• M10: 7,104,702 km (0.092 R)
• M11: 8,304,028 km (0.103 R)
• M12: 9,288,831 km (0.102 R)
• M13: 14,706,667 km (0.078 R)
• M14: 16,084,763 km (0.069 R)
• M15: 19,096,916 km (0.066 R)
• M16: 20,516,750 km (0.088 R)
• M17: 24,048,157 km (0.078 R)
• M18: 26,385,624 km (0.102 R)
• M19: 30,264,397 km (0.107 R)
• M20: 31,411,215 km (0.106 R)
• M21: 32,388,837 km (0.116 R)
• M22: 34,404,967 km (0.118 R)

Kuiper Belt

Range: 31.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 11,194 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit