🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.97 AU - 1.15 AU

Year: 416 Days

Day: 41.3 Hours

Environment

Temp: 14 °C

Axial Tilt: 21.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 3.68 AU - 4.34 AU

Year: 3058 Days

Day: 24.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.2

Radius: 12.9

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 5.25 AU - 8.17 AU

Year: 6619 Days

Day: 6.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 85,807,718 km

• M1: 160,668 km (0.093 R)
• M2: 882,777 km (0.061 R)
• M3: 1,412,653 km (0.11 R)
• M4: 1,834,668 km (0.079 R)
• M5: 2,387,432 km (0.049 R)
• M6: 2,890,829 km (0.09 R)
• M7: 3,504,480 km (0.11 R)
• M8: 5,797,217 km (0.083 R)
• M9: 7,095,726 km (0.097 R)
• M10: 10,940,391 km (0.114 R)
• M11: 12,293,953 km (0.115 R)
• M12: 13,806,986 km (0.06 R)
• M13: 18,900,943 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.4

Radius: 9.6

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 7.45 AU - 8.85 AU

Year: 8860 Days

Day: 7.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,807,718 km

• M1: 119,529 km (0.092 R)
• M2: 479,760 km (0.102 R)
• M3: 1,046,437 km (0.094 R)
• M4: 2,404,636 km (0.085 R)
• M5: 3,171,774 km (0.082 R)
• M6: 3,891,489 km (0.091 R)
• M7: 5,914,053 km (0.051 R)
• M8: 6,566,299 km (0.088 R)
• M9: 8,095,489 km (0.055 R)
• M10: 10,084,991 km (0.082 R)
• M11: 10,815,028 km (0.096 R)
• M12: 11,167,631 km (0.032 R)
• M13: 12,822,333 km (0.088 R)
• M14: 13,274,567 km (0.084 R)
• M15: 19,049,942 km (0.091 R)
• M16: 20,089,049 km (0.094 R)
• M17: 22,851,673 km (0.117 R)
• M18: 25,236,712 km (0.118 R)
• M19: 27,316,122 km (0.059 R)
• M20: 38,272,970 km (0.062 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 898.2

Radius: 5.7

Gravity: 27.65 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 14.13 AU - 14.77 AU

Year: 20917 Days

Day: 16 Hours

Environment

Temp: -205 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 85,807,718 km

• M1: 72,705 km (0.111 R)
• M2: 306,077 km (0.075 R)
• M3: 798,703 km (0.119 R)
• M4: 1,008,888 km (0.104 R)
• M5: 1,285,943 km (0.093 R)
• M6: 2,205,521 km (0.09 R)
• M7: 2,725,224 km (0.076 R)
• M8: 3,041,325 km (0.093 R)
• M9: 3,591,546 km (0.092 R)
• M10: 5,078,848 km (0.112 R)
• M11: 5,599,299 km (0.119 R)
• M12: 7,424,243 km (0.099 R)
• M13: 8,040,886 km (0.107 R)
• M14: 8,416,227 km (0.115 R)
• M15: 9,143,871 km (0.084 R)
• M16: 9,912,654 km (0.12 R)
• M17: 10,157,695 km (0.1 R)
• M18: 11,443,938 km (0.103 R)
• M19: 12,548,269 km (0.092 R)
• M20: 13,347,571 km (0.08 R)
• M21: 15,534,542 km (0.101 R)
• M22: 16,370,196 km (0.049 R)
• M23: 16,885,860 km (0.088 R)
• M24: 22,651,810 km (0.105 R)
• M25: 22,970,304 km (0.059 R)
• M26: 24,053,692 km (0.101 R)
• M27: 27,507,757 km (0.117 R)
• M28: 27,870,383 km (0.103 R)
• M29: 30,886,874 km (0.045 R)
• M30: 32,608,297 km (0.118 R)
• M31: 36,241,131 km (0.108 R)
• M32: 37,558,939 km (0.105 R)
• M33: 39,980,031 km (0.049 R)
• M34: 41,703,698 km (0.06 R)
• M35: 42,342,481 km (0.07 R)
• M36: 52,910,074 km (0.07 R)
• M37: 54,414,281 km (0.111 R)
• M38: 54,604,270 km (0.078 R)
• M39: 65,106,639 km (0.112 R)
• M40: 66,398,716 km (0.05 R)
• M41: 68,811,729 km (0.119 R)
• M42: 80,765,646 km (0.055 R)
• M43: 84,019,849 km (0.076 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 486 - 18,743 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit