🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.72 AU - 1.1 AU

Year: 305 Days

Day: 47.7 Hours

Environment

Temp: 161 °C

Axial Tilt: 57.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.87 AU - 1.09 AU

Year: 341 Days

Day: 37 Hours

Environment

Temp: 91 °C

Axial Tilt: 39.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.92 AU - 1.5 AU

Year: 468 Days

Day: 31.3 Hours

Environment

Temp: 9 °C

Axial Tilt: 103.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.85 AU - 2.19 AU

Year: 1009 Days

Day: 19.3 Hours

Environment

Temp: -49 °C

Axial Tilt: 154.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 4.62 AU - 5.96 AU

Year: 4276 Days

Day: 35.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 27 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.8

Radius: 14.3

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 6.54 AU - 9.78 AU

Year: 8192 Days

Day: 8.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 73,420,486 km

• M1: 177,872 km (0.111 R)
• M2: 650,900 km (0.094 R)
• M3: 1,306,737 km (0.094 R)
• M4: 1,949,410 km (0.108 R)
• M5: 2,923,591 km (0.076 R)
• M6: 4,256,807 km (0.04 R)
• M7: 4,742,402 km (0.054 R)
• M8: 5,265,097 km (0.113 R)
• M9: 6,103,892 km (0.069 R)
• M10: 7,147,487 km (0.095 R)
• M11: 7,837,283 km (0.11 R)
• M12: 8,438,217 km (0.107 R)
• M13: 9,445,011 km (0.116 R)
• M14: 12,198,809 km (0.089 R)
• M15: 13,305,085 km (0.106 R)
• M16: 14,162,281 km (0.091 R)
• M17: 17,963,862 km (0.053 R)
• M18: 21,724,603 km (0.106 R)
• M19: 22,228,897 km (0.072 R)
• M20: 23,966,776 km (0.117 R)
• M21: 26,933,301 km (0.117 R)
• M22: 28,106,298 km (0.098 R)
• M23: 29,517,605 km (0.032 R)
• M24: 35,174,947 km (0.107 R)
• M25: 35,754,340 km (0.119 R)
• M26: 36,222,432 km (0.076 R)
• M27: 38,747,494 km (0.069 R)
• M28: 39,614,713 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.8

Radius: 10

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.44 AU - 10.32 AU

Year: 8526 Days

Day: 12.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 73,420,486 km

• M1: 124,316 km (0.119 R)
• M2: 629,358 km (0.084 R)
• M3: 1,092,663 km (0.049 R)
• M4: 1,776,924 km (0.09 R)
• M5: 2,550,195 km (0.109 R)
• M6: 3,533,502 km (0.037 R)
• M7: 4,218,510 km (0.089 R)
• M8: 5,361,438 km (0.034 R)
• M9: 5,818,460 km (0.093 R)
• M10: 6,961,238 km (0.104 R)
• M11: 9,173,940 km (0.114 R)
• M12: 9,638,740 km (0.074 R)
• M13: 10,119,249 km (0.101 R)
• M14: 13,942,222 km (0.113 R)
• M15: 14,745,114 km (0.06 R)
• M16: 17,550,673 km (0.038 R)
• M17: 22,398,092 km (0.111 R)
• M18: 23,844,704 km (0.047 R)
• M19: 25,262,293 km (0.065 R)
• M20: 26,454,738 km (0.114 R)
• M21: 30,359,242 km (0.113 R)
• M22: 30,872,961 km (0.084 R)
• M23: 39,046,989 km (0.088 R)
• M24: 39,410,661 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.1

Radius: 9.7

Gravity: 9.64 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 12.68 AU - 13.33 AU

Year: 16474 Days

Day: 6 Hours

Environment

Temp: -190 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 73,420,486 km

• M1: 132,245 km (0.115 R)
• M2: 444,006 km (0.028 R)
• M3: 809,175 km (0.099 R)
• M4: 1,515,875 km (0.103 R)
• M5: 2,080,009 km (0.055 R)
• M6: 2,477,790 km (0.103 R)
• M7: 3,569,106 km (0.089 R)
• M8: 3,894,033 km (0.096 R)
• M9: 4,271,169 km (0.099 R)
• M10: 5,590,173 km (0.074 R)
• M11: 5,948,460 km (0.095 R)
• M12: 7,490,515 km (0.055 R)
• M13: 10,308,640 km (0.054 R)
• M14: 12,993,323 km (0.095 R)
• M15: 13,623,878 km (0.114 R)
• M16: 14,201,475 km (0.111 R)
• M17: 14,870,776 km (0.03 R)
• M18: 15,174,909 km (0.089 R)
• M19: 21,773,970 km (0.115 R)
• M20: 26,913,555 km (0.094 R)
• M21: 27,708,218 km (0.114 R)
• M22: 28,285,367 km (0.104 R)
• M23: 31,043,952 km (0.1 R)
• M24: 33,065,617 km (0.118 R)
• M25: 47,726,059 km (0.069 R)
• M26: 48,722,381 km (0.066 R)
• M27: 56,272,735 km (0.107 R)
• M28: 58,700,260 km (0.1 R)
• M29: 61,978,996 km (0.107 R)

Kuiper Belt

Range: 31.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 13,395 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit