🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.6 AU - 0.76 AU

Year: 210 Days

Day: 32.2 Hours

Environment

Temp: 194 °C

Axial Tilt: 16.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.93 AU - 1.17 AU

Year: 403 Days

Day: 13.7 Hours

Environment

Temp: 1 °C

Axial Tilt: 28.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.18 AU - 1.52 AU

Year: 588 Days

Day: 34.5 Hours

Environment

Temp: -30 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,104,419 km

• M1: 22,440 km (0.052 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.22 AU - 1.66 AU

Year: 648 Days

Day: 27 Hours

Environment

Temp: -46 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.42 AU - 1.8 AU

Year: 766 Days

Day: 42.2 Hours

Environment

Temp: -59 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.58 AU - 1.86 AU

Year: 845 Days

Day: 44.7 Hours

Environment

Temp: -69 °C

Axial Tilt: 42.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.44 AU - 3.96 AU

Year: 2667 Days

Day: 17.7 Hours

Environment

Temp: -123 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.9

Radius: 9.9

Gravity: 9.03 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.89 AU - 5.97 AU

Year: 4742 Days

Day: 11.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,104,419 km

• M1: 123,119 km (0.111 R)
• M2: 507,885 km (0.098 R)
• M3: 985,401 km (0.097 R)
• M4: 1,804,001 km (0.111 R)
• M5: 2,654,764 km (0.116 R)
• M6: 3,023,822 km (0.111 R)
• M7: 3,385,101 km (0.107 R)
• M8: 3,911,984 km (0.081 R)
• M9: 4,938,076 km (0.112 R)
• M10: 5,558,010 km (0.102 R)
• M11: 8,296,100 km (0.103 R)
• M12: 11,536,240 km (0.076 R)
• M13: 13,731,439 km (0.077 R)
• M14: 14,784,907 km (0.071 R)
• M15: 16,803,282 km (0.09 R)
• M16: 17,878,442 km (0.101 R)
• M17: 19,066,099 km (0.089 R)
• M18: 23,482,976 km (0.087 R)
• M19: 26,386,372 km (0.075 R)
• M20: 26,892,611 km (0.029 R)
• M21: 29,792,865 km (0.104 R)
• M22: 31,177,692 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 386.5

Radius: 3.5

Gravity: 31.55 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 18.02 AU - 18.1 AU

Year: 28761 Days

Day: 23.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 80,104,419 km

• M1: 43,982 km (0.109 R)
• M2: 165,306 km (0.109 R)
• M3: 423,212 km (0.043 R)
• M4: 861,684 km (0.102 R)
• M5: 1,030,430 km (0.103 R)
• M6: 1,500,018 km (0.112 R)
• M7: 1,690,456 km (0.075 R)
• M8: 1,955,992 km (0.097 R)
• M9: 3,107,746 km (0.115 R)
• M10: 3,810,108 km (0.081 R)
• M11: 4,033,458 km (0.096 R)
• M12: 4,683,909 km (0.112 R)
• M13: 4,866,120 km (0.084 R)
• M14: 5,401,530 km (0.099 R)
• M15: 6,146,229 km (0.061 R)
• M16: 8,623,868 km (0.046 R)
• M17: 14,792,387 km (0.091 R)
• M18: 16,236,754 km (0.114 R)
• M19: 18,037,614 km (0.085 R)
• M20: 18,485,210 km (0.073 R)
• M21: 18,666,374 km (0.111 R)
• M22: 19,589,692 km (0.091 R)
• M23: 21,129,502 km (0.04 R)
• M24: 23,694,208 km (0.117 R)
• M25: 24,995,710 km (0.073 R)
• M26: 25,551,915 km (0.104 R)
• M27: 31,445,323 km (0.1 R)
• M28: 32,882,360 km (0.115 R)
• M29: 41,963,998 km (0.108 R)
• M30: 42,748,938 km (0.107 R)
• M31: 47,835,714 km (0.034 R)
• M32: 54,789,023 km (0.117 R)
• M33: 54,975,572 km (0.097 R)
• M34: 61,174,160 km (0.098 R)
• M35: 61,778,086 km (0.107 R)
• M36: 73,112,967 km (0.12 R)
• M37: 79,624,963 km (0.101 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 383 - 12,383 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit