🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.66 AU - 0.78 AU

Year: 218 Days

Day: 44.5 Hours

Environment

Temp: 150 °C

Axial Tilt: 151.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.81 AU - 0.81 AU

Year: 260 Days

Day: 27.1 Hours

Environment

Temp: 122 °C

Axial Tilt: 153.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3.38 AU - 3.62 AU

Year: 2334 Days

Day: 33.3 Hours

Environment

Temp: -102 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.3 AU - 4.42 AU

Year: 3245 Days

Day: 34.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.34 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.7

Radius: 11.3

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 8.17 AU - 8.45 AU

Year: 8539 Days

Day: 11.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 98,472,172 km

• M1: 142,567 km (0.056 R)
• M2: 1,092,513 km (0.076 R)
• M3: 1,847,235 km (0.094 R)
• M4: 2,439,193 km (0.068 R)
• M5: 3,331,096 km (0.049 R)
• M6: 3,778,393 km (0.084 R)
• M7: 4,346,417 km (0.04 R)
• M8: 5,030,228 km (0.116 R)
• M9: 6,086,240 km (0.048 R)
• M10: 6,469,360 km (0.118 R)
• M11: 7,918,814 km (0.115 R)
• M12: 8,418,620 km (0.067 R)
• M13: 9,389,959 km (0.097 R)
• M14: 13,151,298 km (0.117 R)
• M15: 17,956,532 km (0.097 R)
• M16: 20,866,509 km (0.042 R)
• M17: 21,821,692 km (0.092 R)
• M18: 22,228,299 km (0.071 R)
• M19: 25,935,932 km (0.098 R)
• M20: 27,133,463 km (0.074 R)
• M21: 28,657,417 km (0.115 R)
• M22: 34,004,344 km (0.099 R)
• M23: 38,308,125 km (0.11 R)
• M24: 40,224,025 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.5

Radius: 15

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 6.7 AU - 10.88 AU

Year: 9289 Days

Day: 5.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 98,472,172 km

• M1: 189,092 km (0.029 R)
• M2: 737,368 km (0.089 R)
• M3: 1,567,636 km (0.074 R)
• M4: 2,082,702 km (0.089 R)
• M5: 2,587,146 km (0.108 R)
• M6: 8,131,243 km (0.111 R)
• M7: 8,771,970 km (0.112 R)
• M8: 15,355,773 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 27.4

Radius: 6.2

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 15.65 AU - 18.15 AU

Year: 24764 Days

Day: 20.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 98,472,172 km

• M1: 86,168 km (0.077 R)
• M2: 1,076,357 km (0.1 R)
• M3: 2,200,734 km (0.113 R)
• M4: 3,028,459 km (0.072 R)
• M5: 3,619,820 km (0.079 R)
• M6: 6,704,677 km (0.05 R)
• M7: 7,072,688 km (0.093 R)
• M8: 11,435,112 km (0.084 R)
• M9: 11,912,329 km (0.031 R)
• M10: 16,699,760 km (0.1 R)
• M11: 20,612,043 km (0.04 R)
• M12: 20,963,150 km (0.059 R)
• M13: 23,004,263 km (0.101 R)

Asteroid Belt

Center: 18.66 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 20.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 549

Radius: 8

Gravity: 8.58 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 19.93 AU - 20.91 AU

Year: 32891 Days

Day: 15.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 98,472,172 km

• M1: 101,577 km (0.061 R)
• M2: 702,362 km (0.097 R)
• M3: 1,090,868 km (0.095 R)
• M4: 1,343,838 km (0.07 R)
• M5: 3,292,799 km (0.032 R)
• M6: 3,931,881 km (0.093 R)
• M7: 4,389,950 km (0.109 R)
• M8: 4,883,024 km (0.072 R)
• M9: 6,586,046 km (0.11 R)
• M10: 7,284,070 km (0.117 R)
• M11: 10,054,323 km (0.052 R)
• M12: 10,910,921 km (0.112 R)
• M13: 12,693,529 km (0.118 R)
• M14: 14,911,317 km (0.066 R)
• M15: 16,645,456 km (0.092 R)
• M16: 18,509,894 km (0.027 R)
• M17: 19,996,598 km (0.09 R)
• M18: 22,209,300 km (0.103 R)
• M19: 27,365,190 km (0.117 R)
• M20: 27,743,374 km (0.095 R)
• M21: 30,758,818 km (0.111 R)
• M22: 44,313,582 km (0.087 R)
• M23: 46,245,788 km (0.074 R)
• M24: 56,755,338 km (0.108 R)
• M25: 59,242,253 km (0.099 R)
• M26: 62,234,509 km (0.117 R)
• M27: 66,227,725 km (0.06 R)
• M28: 67,825,730 km (0.108 R)
• M29: 69,683,137 km (0.079 R)
• M30: 75,212,125 km (0.106 R)
• M31: 79,737,909 km (0.077 R)
• M32: 80,251,628 km (0.076 R)
• M33: 84,441,715 km (0.114 R)
• M34: 96,712,031 km (0.088 R)
• M35: 97,003,897 km (0.065 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: 249 - 17,722 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit