🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.83 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.59 AU - 1.71 AU

Year: 778 Days

Day: 39.2 Hours

Environment

Temp: -41 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,005,435 km

• M1: 74,500 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.31 AU - 2.61 AU

Year: 1416 Days

Day: 43.9 Hours

Environment

Temp: -83 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,005,435 km

• M1: 1,274,424 km (0.049 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.3

Radius: 10.7

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 5.24 AU - 5.8 AU

Year: 4761 Days

Day: 7 Hours

Environment

Temp: -142 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,005,435 km

• M1: 137,780 km (0.111 R)
• M2: 1,047,335 km (0.051 R)
• M3: 2,295,280 km (0.106 R)
• M4: 2,709,217 km (0.102 R)
• M5: 4,441,262 km (0.03 R)
• M6: 4,915,188 km (0.103 R)
• M7: 5,396,444 km (0.116 R)
• M8: 6,077,413 km (0.051 R)
• M9: 6,512,893 km (0.07 R)
• M10: 9,273,422 km (0.094 R)
• M11: 11,776,344 km (0.099 R)
• M12: 13,255,269 km (0.077 R)
• M13: 14,493,939 km (0.045 R)
• M14: 16,190,080 km (0.11 R)
• M15: 18,793,980 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.1

Radius: 11.6

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 8.82 AU - 14.42 AU

Year: 14541 Days

Day: 7.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,005,435 km

• M1: 144,212 km (0.091 R)
• M2: 546,930 km (0.104 R)
• M3: 943,663 km (0.054 R)
• M4: 1,466,508 km (0.096 R)
• M5: 2,257,282 km (0.054 R)
• M6: 3,499,543 km (0.098 R)
• M7: 4,607,016 km (0.041 R)
• M8: 7,827,409 km (0.065 R)
• M9: 8,407,101 km (0.099 R)
• M10: 10,262,564 km (0.103 R)
• M11: 13,434,487 km (0.102 R)
• M12: 17,208,093 km (0.106 R)
• M13: 18,608,778 km (0.06 R)
• M14: 22,202,418 km (0.117 R)
• M15: 25,287,725 km (0.025 R)
• M16: 25,916,335 km (0.1 R)
• M17: 27,095,765 km (0.052 R)
• M18: 31,325,944 km (0.089 R)
• M19: 35,977,091 km (0.119 R)
• M20: 39,929,916 km (0.061 R)
• M21: 40,496,892 km (0.051 R)
• M22: 44,314,330 km (0.114 R)
• M23: 48,686,627 km (0.104 R)
• M24: 52,486,862 km (0.059 R)
• M25: 56,658,398 km (0.089 R)
• M26: 57,554,490 km (0.098 R)
• M27: 58,460,006 km (0.112 R)
• M28: 59,928,608 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 887.2

Radius: 5.9

Gravity: 25.49 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 11.59 AU - 14.75 AU

Year: 17545 Days

Day: 20.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 76,005,435 km

• M1: 74,799 km (0.069 R)
• M2: 281,693 km (0.067 R)
• M3: 516,262 km (0.102 R)
• M4: 1,033,871 km (0.09 R)
• M5: 1,408,015 km (0.111 R)
• M6: 1,635,404 km (0.095 R)
• M7: 2,082,851 km (0.057 R)
• M8: 3,191,371 km (0.081 R)
• M9: 4,272,964 km (0.109 R)
• M10: 6,453,802 km (0.062 R)
• M11: 8,897,782 km (0.116 R)
• M12: 11,123,948 km (0.058 R)
• M13: 12,297,543 km (0.12 R)
• M14: 14,358,703 km (0.106 R)
• M15: 14,888,578 km (0.043 R)
• M16: 16,971,729 km (0.038 R)
• M17: 18,969,758 km (0.085 R)
• M18: 19,332,533 km (0.088 R)
• M19: 19,792,546 km (0.072 R)
• M20: 20,734,265 km (0.06 R)
• M21: 22,808,888 km (0.112 R)
• M22: 23,116,013 km (0.101 R)
• M23: 24,266,271 km (0.03 R)
• M24: 25,017,701 km (0.04 R)
• M25: 26,006,543 km (0.1 R)
• M26: 27,021,265 km (0.11 R)
• M27: 28,651,732 km (0.089 R)
• M28: 30,223,407 km (0.068 R)
• M29: 32,235,499 km (0.119 R)
• M30: 42,247,037 km (0.066 R)
• M31: 51,818,907 km (0.102 R)
• M32: 64,153,102 km (0.091 R)
• M33: 66,001,384 km (0.083 R)
• M34: 69,804,012 km (0.104 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 547 - 12,275 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit