🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.71 AU - 0.79 AU

Year: 240 Days

Day: 13.5 Hours

Environment

Temp: 112 °C

Axial Tilt: 25.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,120,806 km

• M1: 388,356 km (0.041 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.81 AU - 1.05 AU

Year: 331 Days

Day: 37.9 Hours

Environment

Temp: 31 °C

Axial Tilt: 118.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 27,120,806 km

• M1: 31,116 km (0.037 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.87 AU - 1.17 AU

Year: 380 Days

Day: 32.2 Hours

Environment

Temp: 29 °C

Axial Tilt: 20.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 3.2 AU - 4.12 AU

Year: 2583 Days

Day: 18.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 46.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,120,806 km

• M1: 60,886 km (0.062 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.81 AU - 4.57 AU

Year: 2615 Days

Day: 43 Hours

Environment

Temp: -113 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,120,806 km

• M1: 318,643 km (0.09 R)

Asteroid Belt

Center: 4.12 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.08 AU - 5.02 AU

Year: 3581 Days

Day: 42.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491.8

Radius: 11.7

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.16 AU - 5.34 AU

Year: 3820 Days

Day: 7.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 27,120,806 km

• M1: 147,055 km (0.117 R)
• M2: 563,236 km (0.103 R)
• M3: 1,348,475 km (0.066 R)
• M4: 1,785,151 km (0.1 R)
• M5: 2,968,620 km (0.1 R)
• M6: 5,241,161 km (0.054 R)
• M7: 5,679,034 km (0.117 R)
• M8: 7,142,251 km (0.039 R)
• M9: 9,884,081 km (0.052 R)
• M10: 10,474,544 km (0.077 R)
• M11: 11,769,463 km (0.08 R)
• M12: 12,388,050 km (0.047 R)
• M13: 13,168,353 km (0.079 R)
• M14: 18,319,606 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.6

Radius: 10.5

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.36 AU - 5.36 AU

Year: 3953 Days

Day: 10.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 27,120,806 km

• M1: 130,599 km (0.055 R)
• M2: 465,100 km (0.08 R)
• M3: 849,566 km (0.059 R)
• M4: 1,939,836 km (0.113 R)
• M5: 2,503,072 km (0.098 R)
• M6: 3,118,517 km (0.034 R)
• M7: 3,491,614 km (0.094 R)
• M8: 8,577,942 km (0.044 R)
• M9: 9,052,466 km (0.052 R)
• M10: 9,699,477 km (0.071 R)
• M11: 11,737,898 km (0.094 R)
• M12: 13,166,109 km (0.095 R)
• M13: 13,996,826 km (0.087 R)
• M14: 14,348,979 km (0.111 R)
• M15: 14,862,249 km (0.073 R)
• M16: 15,654,968 km (0.062 R)
• M17: 17,440,269 km (0.108 R)
• M18: 18,562,403 km (0.055 R)
• M19: 19,049,045 km (0.094 R)
• M20: 19,606,746 km (0.071 R)
• M21: 22,974,493 km (0.079 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.6

Radius: 8.3

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 6.07 AU - 6.35 AU

Year: 5710 Days

Day: 9.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 27,120,806 km

• M1: 103,223 km (0.084 R)
• M2: 908,059 km (0.1 R)
• M3: 1,271,582 km (0.077 R)
• M4: 1,550,881 km (0.079 R)
• M5: 2,890,380 km (0.116 R)
• M6: 4,148,349 km (0.093 R)
• M7: 5,765,652 km (0.062 R)
• M8: 6,056,470 km (0.065 R)
• M9: 6,357,162 km (0.095 R)
• M10: 8,012,761 km (0.117 R)
• M11: 8,901,821 km (0.092 R)
• M12: 10,700,137 km (0.071 R)
• M13: 11,140,404 km (0.118 R)
• M14: 12,246,381 km (0.084 R)
• M15: 13,474,579 km (0.112 R)
• M16: 14,945,426 km (0.104 R)
• M17: 16,404,304 km (0.034 R)
• M18: 16,989,980 km (0.119 R)
• M19: 19,214,051 km (0.118 R)
• M20: 23,783,219 km (0.06 R)
• M21: 26,001,905 km (0.075 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: 301 - 17,683 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit