🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.41 AU - 0.63 AU

Year: 144 Days

Day: 47.6 Hours

Environment

Temp: 171 °C

Axial Tilt: 22.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.7 AU - 0.8 AU

Year: 250 Days

Day: 45.8 Hours

Environment

Temp: 90 °C

Axial Tilt: 32.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.88 AU - 2.5 AU

Year: 1248 Days

Day: 25.1 Hours

Environment

Temp: -82 °C

Axial Tilt: 42.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,231,210 km

• M1: 1,119,291 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.5

Radius: 14.4

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 3.67 AU - 5.01 AU

Year: 3481 Days

Day: 14.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 94,231,210 km

• M1: 181,313 km (0.072 R)
• M2: 755,918 km (0.086 R)
• M3: 1,390,811 km (0.076 R)
• M4: 1,871,469 km (0.118 R)
• M5: 2,849,690 km (0.05 R)
• M6: 3,523,628 km (0.038 R)
• M7: 4,941,068 km (0.046 R)
• M8: 6,469,510 km (0.09 R)
• M9: 7,245,922 km (0.106 R)
• M10: 8,223,545 km (0.05 R)
• M11: 9,060,096 km (0.07 R)
• M12: 13,033,415 km (0.038 R)
• M13: 13,868,171 km (0.113 R)
• M14: 18,224,013 km (0.091 R)
• M15: 19,205,823 km (0.058 R)
• M16: 19,837,126 km (0.116 R)
• M17: 21,611,208 km (0.11 R)
• M18: 22,156,791 km (0.07 R)
• M19: 22,711,350 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.1

Radius: 11.9

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.28 AU - 6.16 AU

Year: 4592 Days

Day: 9.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 94,231,210 km

• M1: 148,102 km (0.108 R)
• M2: 754,721 km (0.086 R)
• M3: 2,151,965 km (0.057 R)
• M4: 3,117,769 km (0.058 R)
• M5: 3,636,126 km (0.053 R)
• M6: 5,107,870 km (0.077 R)
• M7: 5,918,989 km (0.109 R)
• M8: 7,311,297 km (0.038 R)
• M9: 8,120,920 km (0.038 R)
• M10: 9,305,436 km (0.088 R)
• M11: 11,408,034 km (0.069 R)
• M12: 12,110,546 km (0.114 R)
• M13: 12,742,597 km (0.075 R)
• M14: 13,809,978 km (0.105 R)
• M15: 21,997,170 km (0.069 R)
• M16: 22,500,717 km (0.088 R)
• M17: 25,057,344 km (0.116 R)
• M18: 26,648,467 km (0.116 R)
• M19: 28,306,012 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.3

Radius: 12.9

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 11.06 AU - 11.7 AU

Year: 14780 Days

Day: 6.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 94,231,210 km

• M1: 167,101 km (0.077 R)
• M2: 1,036,713 km (0.068 R)
• M3: 1,777,223 km (0.086 R)
• M4: 2,197,892 km (0.109 R)
• M5: 2,848,493 km (0.116 R)
• M6: 3,568,807 km (0.119 R)
• M7: 4,311,710 km (0.111 R)
• M8: 4,737,465 km (0.068 R)
• M9: 5,373,705 km (0.067 R)
• M10: 5,828,931 km (0.098 R)
• M11: 6,688,072 km (0.107 R)
• M12: 10,057,166 km (0.057 R)
• M13: 10,929,920 km (0.09 R)
• M14: 12,300,535 km (0.085 R)
• M15: 13,367,168 km (0.118 R)
• M16: 14,712,801 km (0.098 R)
• M17: 16,224,936 km (0.088 R)
• M18: 21,194,428 km (0.089 R)
• M19: 22,336,308 km (0.088 R)
• M20: 23,021,168 km (0.094 R)
• M21: 25,055,100 km (0.099 R)
• M22: 30,420,877 km (0.105 R)
• M23: 42,162,215 km (0.11 R)
• M24: 58,798,845 km (0.098 R)
• M25: 65,322,658 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 895.2

Radius: 4.6

Gravity: 42.31 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 9.87 AU - 14.87 AU

Year: 16750 Days

Day: 24.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 94,231,210 km

• M1: 57,296 km (0.087 R)
• M2: 215,720 km (0.093 R)
• M3: 359,783 km (0.101 R)
• M4: 666,010 km (0.085 R)
• M5: 1,091,017 km (0.113 R)
• M6: 1,661,135 km (0.101 R)
• M7: 1,839,904 km (0.088 R)
• M8: 2,546,006 km (0.07 R)
• M9: 2,784,465 km (0.066 R)
• M10: 3,361,464 km (0.093 R)
• M11: 5,766,998 km (0.054 R)
• M12: 6,053,029 km (0.108 R)
• M13: 6,521,719 km (0.112 R)
• M14: 7,246,072 km (0.059 R)
• M15: 8,174,177 km (0.119 R)
• M16: 8,431,037 km (0.045 R)
• M17: 9,124,124 km (0.059 R)
• M18: 10,562,358 km (0.115 R)
• M19: 10,744,418 km (0.082 R)
• M20: 12,013,008 km (0.052 R)
• M21: 12,820,238 km (0.115 R)
• M22: 13,663,073 km (0.089 R)
• M23: 17,320,741 km (0.111 R)
• M24: 19,237,389 km (0.102 R)
• M25: 20,246,576 km (0.089 R)
• M26: 20,622,216 km (0.117 R)
• M27: 22,270,485 km (0.104 R)
• M28: 25,390,050 km (0.05 R)
• M29: 30,843,042 km (0.088 R)
• M30: 32,478,446 km (0.114 R)
• M31: 33,643,963 km (0.066 R)
• M32: 45,094,932 km (0.104 R)
• M33: 48,692,013 km (0.099 R)
• M34: 53,183,988 km (0.104 R)
• M35: 54,258,400 km (0.08 R)
• M36: 60,041,105 km (0.106 R)
• M37: 60,621,545 km (0.11 R)
• M38: 61,597,372 km (0.113 R)
• M39: 66,427,139 km (0.083 R)
• M40: 73,031,137 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 616.3

Radius: 4.3

Gravity: 33.33 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 15.5 AU - 20.22 AU

Year: 29060 Days

Day: 21.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 94,231,210 km

• M1: 57,146 km (0.109 R)
• M2: 241,900 km (0.103 R)
• M3: 439,219 km (0.062 R)
• M4: 741,108 km (0.051 R)
• M5: 1,002,605 km (0.069 R)
• M6: 1,948,662 km (0.105 R)
• M7: 2,279,872 km (0.091 R)
• M8: 2,969,069 km (0.028 R)
• M9: 3,820,730 km (0.098 R)
• M10: 4,056,795 km (0.065 R)
• M11: 5,059,699 km (0.091 R)
• M12: 5,726,457 km (0.116 R)
• M13: 6,309,739 km (0.089 R)
• M14: 6,687,773 km (0.094 R)
• M15: 9,893,805 km (0.102 R)
• M16: 12,182,353 km (0.109 R)
• M17: 13,372,105 km (0.111 R)
• M18: 14,883,043 km (0.102 R)
• M19: 17,220,660 km (0.116 R)
• M20: 22,174,444 km (0.073 R)
• M21: 23,940,297 km (0.052 R)
• M22: 25,090,405 km (0.095 R)
• M23: 25,797,854 km (0.115 R)
• M24: 29,275,705 km (0.033 R)
• M25: 36,841,019 km (0.086 R)
• M26: 39,784,656 km (0.055 R)
• M27: 42,216,519 km (0.089 R)
• M28: 48,272,540 km (0.106 R)
• M29: 51,223,807 km (0.068 R)
• M30: 55,475,229 km (0.118 R)
• M31: 63,145,261 km (0.047 R)
• M32: 66,669,937 km (0.1 R)
• M33: 69,167,772 km (0.071 R)
• M34: 79,783,387 km (0.091 R)
• M35: 81,054,370 km (0.087 R)
• M36: 84,947,954 km (0.092 R)
• M37: 90,605,746 km (0.115 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: 288 - 15,986 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit