🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.71 AU - 1.15 AU

Year: 315 Days

Day: 37.7 Hours

Environment

Temp: 108 °C

Axial Tilt: 34.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 84,484,726 km

• M1: 40,840 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.27 AU - 1.39 AU

Year: 539 Days

Day: 26.6 Hours

Environment

Temp: 14 °C

Axial Tilt: 19.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 84,484,726 km

• M1: 93,050 km (0.089 R)

Asteroid Belt

Center: 1.8 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.15 AU - 2.37 AU

Year: 1194 Days

Day: 37.5 Hours

Environment

Temp: -66 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,484,726 km

• M1: 918,681 km (0.038 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.19 AU - 4.75 AU

Year: 2780 Days

Day: 23.4 Hours

Environment

Temp: -112 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 84,484,726 km

• M1: 487,539 km (0.099 R)
• M2: 2,265,061 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.1

Radius: 10.3

Gravity: 8.78 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 7.19 AU - 11.69 AU

Year: 10194 Days

Day: 14.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 84,484,726 km

• M1: 138,079 km (0.111 R)
• M2: 683,961 km (0.119 R)
• M3: 1,092,962 km (0.111 R)
• M4: 1,919,341 km (0.115 R)
• M5: 2,737,043 km (0.111 R)
• M6: 3,718,704 km (0.106 R)
• M7: 4,103,170 km (0.114 R)
• M8: 4,574,852 km (0.085 R)
• M9: 10,650,620 km (0.086 R)
• M10: 11,372,879 km (0.046 R)
• M11: 12,068,210 km (0.106 R)
• M12: 12,608,109 km (0.073 R)
• M13: 14,458,185 km (0.114 R)
• M14: 21,957,676 km (0.08 R)
• M15: 22,492,189 km (0.044 R)
• M16: 23,310,340 km (0.098 R)
• M17: 26,984,763 km (0.047 R)
• M18: 28,220,890 km (0.046 R)
• M19: 32,041,919 km (0.095 R)
• M20: 33,662,363 km (0.075 R)
• M21: 34,852,863 km (0.069 R)
• M22: 36,194,457 km (0.083 R)
• M23: 43,843,246 km (0.117 R)
• M24: 44,691,017 km (0.063 R)
• M25: 45,983,393 km (0.034 R)
• M26: 46,565,628 km (0.071 R)
• M27: 47,596,507 km (0.117 R)
• M28: 53,619,916 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 277.3

Radius: 5.4

Gravity: 9.51 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 12.3 AU - 18 AU

Year: 20725 Days

Day: 18.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 84,484,726 km

• M1: 70,909 km (0.084 R)
• M2: 273,315 km (0.048 R)
• M3: 443,558 km (0.054 R)
• M4: 955,930 km (0.11 R)
• M5: 1,413,999 km (0.1 R)
• M6: 2,154,957 km (0.099 R)
• M7: 2,410,770 km (0.104 R)
• M8: 3,152,027 km (0.12 R)
• M9: 3,724,239 km (0.077 R)
• M10: 7,134,921 km (0.073 R)
• M11: 11,184,386 km (0.073 R)
• M12: 12,502,792 km (0.114 R)
• M13: 12,879,479 km (0.064 R)
• M14: 15,230,110 km (0.093 R)
• M15: 16,245,581 km (0.111 R)
• M16: 20,326,461 km (0.099 R)
• M17: 20,759,996 km (0.101 R)
• M18: 23,872,828 km (0.109 R)
• M19: 29,323,576 km (0.108 R)
• M20: 29,988,389 km (0.119 R)
• M21: 30,890,464 km (0.075 R)
• M22: 31,348,234 km (0.093 R)
• M23: 38,372,003 km (0.063 R)
• M24: 41,341,521 km (0.063 R)
• M25: 41,758,002 km (0.082 R)
• M26: 42,317,647 km (0.086 R)
• M27: 46,375,639 km (0.098 R)
• M28: 47,126,620 km (0.09 R)
• M29: 49,272,303 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 722.2

Radius: 5.9

Gravity: 20.75 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 14.75 AU - 17.53 AU

Year: 22789 Days

Day: 24.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 84,484,726 km

• M1: 73,453 km (0.103 R)
• M2: 412,741 km (0.116 R)
• M3: 1,225,805 km (0.103 R)
• M4: 2,865,398 km (0.061 R)
• M5: 3,361,913 km (0.074 R)
• M6: 3,979,004 km (0.088 R)
• M7: 4,489,283 km (0.031 R)
• M8: 4,705,152 km (0.119 R)
• M9: 5,475,731 km (0.094 R)
• M10: 8,077,088 km (0.102 R)
• M11: 8,343,372 km (0.068 R)
• M12: 10,065,244 km (0.073 R)
• M13: 10,624,740 km (0.083 R)
• M14: 12,711,481 km (0.04 R)
• M15: 13,144,866 km (0.076 R)
• M16: 14,271,038 km (0.103 R)
• M17: 15,217,245 km (0.116 R)
• M18: 17,409,751 km (0.07 R)
• M19: 19,900,406 km (0.094 R)
• M20: 21,180,216 km (0.102 R)
• M21: 22,618,749 km (0.115 R)
• M22: 23,148,027 km (0.081 R)
• M23: 25,575,102 km (0.112 R)
• M24: 26,381,435 km (0.044 R)
• M25: 27,803,213 km (0.086 R)
• M26: 31,975,198 km (0.102 R)
• M27: 37,421,309 km (0.058 R)
• M28: 39,365,483 km (0.115 R)
• M29: 45,099,420 km (0.051 R)
• M30: 47,299,556 km (0.104 R)
• M31: 50,283,285 km (0.062 R)
• M32: 50,822,436 km (0.092 R)
• M33: 51,365,476 km (0.092 R)
• M34: 54,516,306 km (0.081 R)
• M35: 56,042,803 km (0.059 R)
• M36: 57,597,275 km (0.104 R)
• M37: 64,525,900 km (0.111 R)
• M38: 64,737,581 km (0.095 R)
• M39: 74,522,030 km (0.077 R)
• M40: 80,252,526 km (0.052 R)

Kuiper Belt

Range: 31.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 10,316 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit