🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.5 AU - 0.7 AU

Year: 166 Days

Day: 45.7 Hours

Environment

Temp: 203 °C

Axial Tilt: 36.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 94,196,579 km

• M1: 72,405 km (0.043 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.71 AU - 0.81 AU

Year: 236 Days

Day: 22.1 Hours

Environment

Temp: 145 °C

Axial Tilt: 29.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.32 AU - 1.4 AU

Year: 565 Days

Day: 47.4 Hours

Environment

Temp: -2 °C

Axial Tilt: 27.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.66 AU - 1.7 AU

Year: 776 Days

Day: 21.4 Hours

Environment

Temp: -41 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.13 AU - 3.51 AU

Year: 2156 Days

Day: 31.4 Hours

Environment

Temp: -101 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 3.84 AU - 3.86 AU

Year: 2693 Days

Day: 27.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 94,196,579 km

• M1: 88,861 km (0.046 R)
• M2: 150,645 km (0.106 R)

Asteroid Belt

Center: 4.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.6

Radius: 11.1

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 5.75 AU - 6.11 AU

Year: 5147 Days

Day: 10.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 94,196,579 km

• M1: 138,079 km (0.04 R)
• M2: 831,465 km (0.046 R)
• M3: 1,909,168 km (0.074 R)
• M4: 2,478,538 km (0.038 R)
• M5: 3,218,748 km (0.101 R)
• M6: 3,843,169 km (0.115 R)
• M7: 5,136,293 km (0.09 R)
• M8: 8,441,658 km (0.114 R)
• M9: 8,839,439 km (0.111 R)
• M10: 11,114,374 km (0.111 R)
• M11: 12,694,277 km (0.097 R)
• M12: 14,028,989 km (0.065 R)
• M13: 14,759,027 km (0.085 R)
• M14: 17,101,430 km (0.115 R)
• M15: 17,999,765 km (0.059 R)
• M16: 21,173,335 km (0.115 R)
• M17: 21,835,305 km (0.117 R)
• M18: 22,359,646 km (0.1 R)
• M19: 23,355,668 km (0.082 R)
• M20: 26,690,953 km (0.115 R)
• M21: 31,172,456 km (0.045 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.6

Radius: 12.5

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 9.84 AU - 10.18 AU

Year: 11289 Days

Day: 5.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 94,196,579 km

• M1: 155,432 km (0.056 R)
• M2: 612,753 km (0.101 R)
• M3: 1,468,453 km (0.118 R)
• M4: 2,203,876 km (0.05 R)
• M5: 3,794,400 km (0.091 R)
• M6: 11,112,728 km (0.114 R)
• M7: 13,242,404 km (0.089 R)
• M8: 19,186,077 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 793

Radius: 6.2

Gravity: 20.63 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 14.93 AU - 19.63 AU

Year: 25604 Days

Day: 19.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 94,196,579 km

• M1: 78,090 km (0.064 R)
• M2: 764,296 km (0.052 R)
• M3: 1,025,643 km (0.078 R)
• M4: 1,237,324 km (0.115 R)
• M5: 1,674,748 km (0.113 R)
• M6: 1,909,168 km (0.095 R)
• M7: 2,121,148 km (0.113 R)
• M8: 2,325,349 km (0.083 R)
• M9: 3,075,283 km (0.113 R)
• M10: 7,150,329 km (0.062 R)
• M11: 7,404,795 km (0.1 R)
• M12: 8,371,048 km (0.119 R)
• M13: 13,852,763 km (0.078 R)
• M14: 17,691,444 km (0.102 R)
• M15: 19,505,767 km (0.116 R)
• M16: 21,651,300 km (0.073 R)
• M17: 22,835,666 km (0.065 R)
• M18: 24,062,518 km (0.087 R)
• M19: 28,511,709 km (0.069 R)
• M20: 34,769,687 km (0.031 R)
• M21: 36,391,028 km (0.104 R)
• M22: 37,601,425 km (0.076 R)
• M23: 38,062,186 km (0.08 R)
• M24: 39,625,185 km (0.097 R)
• M25: 39,942,781 km (0.069 R)
• M26: 42,711,838 km (0.117 R)
• M27: 46,305,627 km (0.074 R)
• M28: 74,326,954 km (0.112 R)
• M29: 82,053,684 km (0.079 R)

Kuiper Belt

Range: 30.8 - 52.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 10,985 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit