🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.64 AU - 0.82 AU

Year: 217 Days

Day: 45.1 Hours

Environment

Temp: 222 °C

Axial Tilt: 25.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,039,568 km

• M1: 34,108 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.07 AU - 1.27 AU

Year: 441 Days

Day: 29.3 Hours

Environment

Temp: 39 °C

Axial Tilt: 35.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.14 AU - 1.66 AU

Year: 577 Days

Day: 45.8 Hours

Environment

Temp: 7 °C

Axial Tilt: 21 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 69,039,568 km

• M1: 204,650 km (0.071 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.74 AU - 3.22 AU

Year: 1792 Days

Day: 38.9 Hours

Environment

Temp: -91 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,039,568 km

• M1: 35,604 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.76 AU - 5.62 AU

Year: 3537 Days

Day: 28.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.87 AU - 6.03 AU

Year: 4431 Days

Day: 20.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.3

Radius: 8.3

Gravity: 9.98 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 4.63 AU - 7.33 AU

Year: 5093 Days

Day: 11.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 69,039,568 km

• M1: 103,671 km (0.114 R)
• M2: 365,916 km (0.051 R)
• M3: 1,102,536 km (0.051 R)
• M4: 1,366,577 km (0.058 R)
• M5: 2,011,493 km (0.117 R)
• M6: 2,494,395 km (0.092 R)
• M7: 2,827,250 km (0.107 R)
• M8: 3,130,335 km (0.107 R)
• M9: 4,148,947 km (0.108 R)
• M10: 5,013,174 km (0.113 R)
• M11: 5,289,033 km (0.091 R)
• M12: 6,430,913 km (0.047 R)
• M13: 8,792,016 km (0.072 R)
• M14: 9,906,072 km (0.096 R)
• M15: 10,609,182 km (0.101 R)
• M16: 11,204,581 km (0.03 R)
• M17: 12,816,050 km (0.107 R)
• M18: 13,333,509 km (0.045 R)
• M19: 13,864,731 km (0.105 R)
• M20: 14,245,008 km (0.108 R)
• M21: 14,912,963 km (0.06 R)
• M22: 15,543,518 km (0.059 R)
• M23: 16,311,553 km (0.03 R)
• M24: 16,613,442 km (0.103 R)
• M25: 19,842,512 km (0.096 R)
• M26: 21,603,877 km (0.083 R)
• M27: 21,968,298 km (0.101 R)
• M28: 24,085,257 km (0.092 R)
• M29: 25,923,217 km (0.036 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801

Radius: 10.8

Gravity: 6.87 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 11.91 AU - 13.73 AU

Year: 15985 Days

Day: 14.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 69,039,568 km

• M1: 134,339 km (0.118 R)
• M2: 653,144 km (0.113 R)
• M3: 1,040,004 km (0.107 R)
• M4: 1,780,364 km (0.066 R)
• M5: 3,269,461 km (0.068 R)
• M6: 3,767,922 km (0.098 R)
• M7: 5,767,148 km (0.068 R)
• M8: 6,288,496 km (0.115 R)
• M9: 6,841,260 km (0.098 R)
• M10: 7,659,860 km (0.036 R)
• M11: 8,290,714 km (0.119 R)
• M12: 8,695,825 km (0.036 R)
• M13: 11,723,985 km (0.103 R)
• M14: 12,562,182 km (0.089 R)
• M15: 13,029,825 km (0.112 R)
• M16: 15,621,159 km (0.111 R)
• M17: 20,673,379 km (0.114 R)
• M18: 24,692,176 km (0.044 R)
• M19: 25,639,280 km (0.081 R)
• M20: 26,610,469 km (0.081 R)
• M21: 28,856,232 km (0.101 R)
• M22: 29,203,748 km (0.096 R)
• M23: 35,281,611 km (0.088 R)
• M24: 42,600,238 km (0.11 R)
• M25: 47,734,586 km (0.069 R)
• M26: 48,710,413 km (0.109 R)
• M27: 58,839,685 km (0.079 R)
• M28: 61,862,459 km (0.073 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 - 19,940 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit