🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.56 AU - 0.84 AU

Year: 244 Days

Day: 41.5 Hours

Environment

Temp: 13 °C

Axial Tilt: 24.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.37 AU - 2.15 AU

Year: 972 Days

Day: 21.5 Hours

Environment

Temp: -93 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.63 AU - 1.95 AU

Year: 997 Days

Day: 48 Hours

Environment

Temp: -89 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,240,485 km

• M1: 88,861 km (0.069 R)

Asteroid Belt

Center: 2.57 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.6

Radius: 10.3

Gravity: 8.99 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.82 AU - 3.88 AU

Year: 2552 Days

Day: 11.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 22,240,485 km

• M1: 128,056 km (0.092 R)
• M2: 508,633 km (0.109 R)
• M3: 836,102 km (0.116 R)
• M4: 1,437,336 km (0.09 R)
• M5: 1,964,070 km (0.096 R)
• M6: 2,451,311 km (0.058 R)
• M7: 2,967,723 km (0.069 R)
• M8: 3,296,987 km (0.098 R)
• M9: 3,827,312 km (0.039 R)
• M10: 4,986,995 km (0.06 R)
• M11: 5,480,668 km (0.027 R)
• M12: 6,006,803 km (0.068 R)
• M13: 6,682,387 km (0.074 R)
• M14: 8,018,446 km (0.108 R)
• M15: 8,837,644 km (0.058 R)
• M16: 9,158,830 km (0.075 R)
• M17: 10,208,559 km (0.104 R)
• M18: 10,924,534 km (0.109 R)
• M19: 11,336,527 km (0.109 R)
• M20: 13,367,318 km (0.112 R)
• M21: 15,218,891 km (0.1 R)
• M22: 16,419,413 km (0.106 R)
• M23: 18,890,022 km (0.071 R)
• M24: 20,091,144 km (0.098 R)
• M25: 21,151,493 km (0.111 R)
• M26: 21,534,464 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.2

Radius: 9.8

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.11 AU - 5.09 AU

Year: 3456 Days

Day: 7.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 22,240,485 km

• M1: 121,922 km (0.11 R)
• M2: 522,994 km (0.103 R)
• M3: 910,453 km (0.092 R)
• M4: 1,279,062 km (0.077 R)
• M5: 2,341,655 km (0.076 R)
• M6: 2,798,527 km (0.115 R)
• M7: 3,505,826 km (0.074 R)
• M8: 4,008,026 km (0.107 R)
• M9: 5,463,314 km (0.063 R)
• M10: 8,376,733 km (0.12 R)
• M11: 9,310,373 km (0.038 R)
• M12: 10,800,667 km (0.064 R)
• M13: 11,108,988 km (0.043 R)
• M14: 13,568,676 km (0.046 R)
• M15: 13,928,011 km (0.104 R)
• M16: 14,386,229 km (0.042 R)
• M17: 15,575,682 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425

Radius: 8.2

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.79 AU - 6.15 AU

Year: 4612 Days

Day: 12.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 22,240,485 km

• M1: 102,175 km (0.088 R)
• M2: 564,582 km (0.113 R)
• M3: 898,335 km (0.047 R)
• M4: 1,588,281 km (0.101 R)
• M5: 2,007,304 km (0.077 R)
• M6: 2,739,436 km (0.047 R)
• M7: 3,194,663 km (0.081 R)
• M8: 3,479,646 km (0.12 R)
• M9: 4,531,768 km (0.111 R)
• M10: 4,794,612 km (0.096 R)
• M11: 5,351,116 km (0.109 R)
• M12: 7,056,831 km (0.096 R)
• M13: 8,260,046 km (0.108 R)
• M14: 9,097,047 km (0.119 R)
• M15: 10,069,732 km (0.117 R)
• M16: 11,067,250 km (0.11 R)
• M17: 14,300,808 km (0.094 R)
• M18: 14,712,352 km (0.104 R)
• M19: 14,973,550 km (0.094 R)
• M20: 16,326,364 km (0.039 R)
• M21: 17,995,577 km (0.096 R)
• M22: 23,114,666 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.3

Radius: 14.9

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.97 AU - 5.67 AU

Year: 5108 Days

Day: 14.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 22,240,485 km

• M1: 185,501 km (0.114 R)
• M2: 654,042 km (0.057 R)
• M3: 1,171,950 km (0.088 R)
• M4: 1,738,926 km (0.112 R)
• M5: 2,208,513 km (0.032 R)
• M6: 5,290,529 km (0.119 R)
• M7: 6,186,470 km (0.07 R)
• M8: 6,848,441 km (0.094 R)
• M9: 7,493,806 km (0.028 R)
• M10: 8,486,089 km (0.094 R)
• M11: 9,714,886 km (0.027 R)
• M12: 10,732,301 km (0.091 R)
• M13: 13,445,109 km (0.058 R)
• M14: 14,360,947 km (0.081 R)
• M15: 15,421,147 km (0.074 R)
• M16: 16,370,944 km (0.073 R)
• M17: 17,191,937 km (0.088 R)
• M18: 21,455,925 km (0.112 R)
• M19: 22,240,416 km (0.085 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: 369 - 13,169 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit