🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.4 AU - 0.64 AU

Year: 137 Days

Day: 28.9 Hours

Environment

Temp: 230 °C

Axial Tilt: 117.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.97 AU - 1.09 AU

Year: 382 Days

Day: 40.5 Hours

Environment

Temp: 18 °C

Axial Tilt: 32.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 73,657,434 km

• M1: 43,533 km (0.088 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.95 AU - 1.27 AU

Year: 427 Days

Day: 35.5 Hours

Environment

Temp: 31 °C

Axial Tilt: 0.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.45 AU - 3.01 AU

Year: 1648 Days

Day: 35.9 Hours

Environment

Temp: -101 °C

Axial Tilt: 13.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 73,657,434 km

• M1: 77,791 km (0.037 R)
• M2: 340,485 km (0.109 R)

Asteroid Belt

Center: 7.38 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 12.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.4

Radius: 13.9

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 9.16 AU - 14.88 AU

Year: 15221 Days

Day: 14.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 95 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,657,434 km

• M1: 175,927 km (0.092 R)
• M2: 652,995 km (0.102 R)
• M3: 1,162,525 km (0.114 R)
• M4: 2,276,431 km (0.111 R)
• M5: 4,820,642 km (0.108 R)
• M6: 5,771,037 km (0.097 R)
• M7: 6,676,104 km (0.115 R)
• M8: 17,000,751 km (0.057 R)
• M9: 25,540,096 km (0.09 R)
• M10: 28,849,501 km (0.046 R)
• M11: 32,555,489 km (0.05 R)
• M12: 33,529,221 km (0.061 R)
• M13: 38,153,591 km (0.045 R)
• M14: 51,540,506 km (0.092 R)
• M15: 52,364,640 km (0.104 R)
• M16: 57,142,647 km (0.082 R)
• M17: 57,671,176 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 785.8

Radius: 3.3

Gravity: 72.16 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 12.16 AU - 17.4 AU

Year: 20754 Days

Day: 16.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 73,657,434 km

• M1: 44,580 km (0.109 R)
• M2: 185,651 km (0.076 R)
• M3: 434,881 km (0.109 R)
• M4: 909,854 km (0.073 R)
• M5: 1,113,607 km (0.068 R)
• M6: 1,851,573 km (0.08 R)
• M7: 3,136,319 km (0.07 R)
• M8: 3,816,541 km (0.097 R)
• M9: 4,174,379 km (0.047 R)
• M10: 4,554,058 km (0.115 R)
• M11: 5,664,972 km (0.111 R)
• M12: 6,129,922 km (0.087 R)
• M13: 8,676,228 km (0.1 R)
• M14: 8,841,683 km (0.086 R)
• M15: 9,465,955 km (0.083 R)
• M16: 9,700,076 km (0.106 R)
• M17: 10,865,293 km (0.099 R)
• M18: 14,758,578 km (0.101 R)
• M19: 16,630,047 km (0.086 R)
• M20: 17,932,297 km (0.1 R)
• M21: 18,562,702 km (0.108 R)
• M22: 21,835,604 km (0.115 R)
• M23: 25,136,930 km (0.054 R)
• M24: 25,472,927 km (0.086 R)
• M25: 29,993,326 km (0.116 R)
• M26: 32,046,407 km (0.067 R)
• M27: 32,177,754 km (0.03 R)
• M28: 33,918,176 km (0.1 R)
• M29: 35,019,814 km (0.05 R)
• M30: 37,004,529 km (0.069 R)
• M31: 37,731,276 km (0.109 R)
• M32: 40,733,107 km (0.081 R)
• M33: 41,041,727 km (0.07 R)
• M34: 48,233,196 km (0.117 R)
• M35: 48,752,001 km (0.045 R)
• M36: 51,222,311 km (0.033 R)
• M37: 53,960,401 km (0.071 R)
• M38: 62,962,453 km (0.115 R)
• M39: 71,113,293 km (0.11 R)
• M40: 73,826,250 km (0.093 R)
• M41: 77,077,610 km (0.119 R)
• M42: 80,908,812 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 232.9

Radius: 7.3

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 16.84 AU - 23.16 AU

Year: 32669 Days

Day: 21.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,657,434 km

• M1: 90,806 km (0.11 R)
• M2: 498,759 km (0.036 R)
• M3: 1,212,940 km (0.074 R)
• M4: 1,444,367 km (0.1 R)
• M5: 2,501,426 km (0.049 R)
• M6: 3,059,426 km (0.044 R)
• M7: 3,580,625 km (0.113 R)
• M8: 3,939,361 km (0.084 R)
• M9: 5,310,874 km (0.113 R)
• M10: 5,541,255 km (0.11 R)
• M11: 8,483,546 km (0.078 R)
• M12: 9,509,039 km (0.1 R)
• M13: 9,906,969 km (0.108 R)
• M14: 14,894,562 km (0.098 R)
• M15: 16,707,090 km (0.09 R)
• M16: 24,048,606 km (0.046 R)
• M17: 28,592,043 km (0.09 R)
• M18: 29,301,585 km (0.1 R)
• M19: 36,362,006 km (0.096 R)
• M20: 37,898,377 km (0.097 R)
• M21: 46,395,236 km (0.066 R)
• M22: 51,604,085 km (0.116 R)
• M23: 62,371,541 km (0.049 R)
• M24: 67,649,204 km (0.06 R)
• M25: 70,610,644 km (0.119 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 10,480 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit