🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.64 AU - 0.8 AU

Year: 234 Days

Day: 23.8 Hours

Environment

Temp: 172 °C

Axial Tilt: 16.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.9 AU - 1.38 AU

Year: 466 Days

Day: 38.2 Hours

Environment

Temp: -11 °C

Axial Tilt: 44.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.02 AU - 2.54 AU

Year: 1318 Days

Day: 23.1 Hours

Environment

Temp: -93 °C

Axial Tilt: 168.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.75 AU - 3.99 AU

Year: 2369 Days

Day: 17.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.01 AU - 4.59 AU

Year: 2836 Days

Day: 44.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,498,916 km

• M1: 414,685 km (0.11 R)

Asteroid Belt

Center: 4.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.6

Radius: 9.3

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4.7 AU - 5.44 AU

Year: 4371 Days

Day: 6.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,498,916 km

• M1: 115,789 km (0.074 R)
• M2: 580,589 km (0.094 R)
• M3: 1,023,698 km (0.07 R)
• M4: 1,587,533 km (0.095 R)
• M5: 2,081,654 km (0.092 R)
• M6: 2,607,341 km (0.062 R)
• M7: 3,095,778 km (0.096 R)
• M8: 3,834,941 km (0.053 R)
• M9: 4,180,662 km (0.102 R)
• M10: 5,061,794 km (0.052 R)
• M11: 5,411,404 km (0.052 R)
• M12: 6,086,090 km (0.115 R)
• M13: 6,711,858 km (0.091 R)
• M14: 7,134,472 km (0.094 R)
• M15: 8,786,182 km (0.074 R)
• M16: 9,519,960 km (0.058 R)
• M17: 12,908,202 km (0.088 R)
• M18: 13,521,254 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.7

Radius: 13.6

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 8.05 AU - 9.99 AU

Year: 10372 Days

Day: 10.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,498,916 km

• M1: 169,644 km (0.113 R)
• M2: 878,887 km (0.077 R)
• M3: 1,663,977 km (0.119 R)
• M4: 2,367,087 km (0.083 R)
• M5: 3,027,113 km (0.12 R)
• M6: 3,619,221 km (0.113 R)
• M7: 4,103,170 km (0.085 R)
• M8: 4,652,195 km (0.077 R)
• M9: 6,243,467 km (0.113 R)
• M10: 6,914,713 km (0.094 R)
• M11: 7,541,229 km (0.107 R)
• M12: 9,363,032 km (0.113 R)
• M13: 11,462,638 km (0.083 R)
• M14: 14,376,505 km (0.11 R)
• M15: 17,318,048 km (0.097 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.2

Radius: 9.1

Gravity: 11.75 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 10.07 AU - 11.33 AU

Year: 13401 Days

Day: 14.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,498,916 km

• M1: 121,773 km (0.032 R)
• M2: 463,604 km (0.077 R)
• M3: 1,086,529 km (0.068 R)
• M4: 1,371,812 km (0.115 R)
• M5: 2,156,902 km (0.114 R)
• M6: 3,215,008 km (0.119 R)
• M7: 3,903,008 km (0.066 R)
• M8: 4,235,415 km (0.047 R)
• M9: 6,151,315 km (0.083 R)
• M10: 7,526,568 km (0.116 R)
• M11: 17,093,501 km (0.093 R)
• M12: 17,577,002 km (0.09 R)
• M13: 21,406,707 km (0.103 R)
• M14: 23,416,704 km (0.097 R)
• M15: 26,288,086 km (0.103 R)
• M16: 27,587,643 km (0.09 R)
• M17: 28,929,386 km (0.045 R)
• M18: 30,431,498 km (0.111 R)
• M19: 32,596,329 km (0.105 R)
• M20: 35,901,694 km (0.034 R)
• M21: 39,423,826 km (0.11 R)
• M22: 40,980,990 km (0.118 R)
• M23: 42,431,790 km (0.09 R)
• M24: 43,467,457 km (0.079 R)
• M25: 45,282,079 km (0.102 R)
• M26: 50,038,543 km (0.074 R)
• M27: 52,706,621 km (0.091 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 12,090 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit