🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.61 AU - 0.85 AU

Year: 236 Days

Day: 42.6 Hours

Environment

Temp: 99 °C

Axial Tilt: 10.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.11 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.23 AU - 1.75 AU

Year: 689 Days

Day: 46.4 Hours

Environment

Temp: -48 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.62 AU - 1.9 AU

Year: 884 Days

Day: 32.9 Hours

Environment

Temp: -65 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,939,160 km

• M1: 300,991 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.57 AU - 2.59 AU

Year: 1570 Days

Day: 31 Hours

Environment

Temp: -95 °C

Axial Tilt: 46.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 3.12 AU - 4.2 AU

Year: 2652 Days

Day: 45.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.8

Radius: 13.8

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.97 AU - 5.39 AU

Year: 3835 Days

Day: 8.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 66,939,160 km

• M1: 171,738 km (0.112 R)
• M2: 608,564 km (0.118 R)
• M3: 1,663,528 km (0.076 R)
• M4: 2,256,085 km (0.083 R)
• M5: 3,277,839 km (0.102 R)
• M6: 4,198,165 km (0.105 R)
• M7: 4,683,760 km (0.117 R)
• M8: 5,129,561 km (0.112 R)
• M9: 6,400,545 km (0.108 R)
• M10: 6,920,248 km (0.106 R)
• M11: 8,010,068 km (0.111 R)
• M12: 8,835,101 km (0.054 R)
• M13: 10,157,845 km (0.075 R)
• M14: 11,038,528 km (0.075 R)
• M15: 12,337,636 km (0.073 R)
• M16: 13,786,341 km (0.084 R)
• M17: 15,508,063 km (0.069 R)
• M18: 19,249,207 km (0.096 R)
• M19: 20,270,960 km (0.107 R)
• M20: 22,702,075 km (0.12 R)
• M21: 23,339,063 km (0.104 R)
• M22: 24,353,486 km (0.114 R)
• M23: 25,321,684 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.4

Radius: 8

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 5.54 AU - 6.9 AU

Year: 5875 Days

Day: 6 Hours

Environment

Temp: -152 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,939,160 km

• M1: 101,727 km (0.091 R)
• M2: 910,752 km (0.056 R)
• M3: 1,223,411 km (0.1 R)
• M4: 1,563,597 km (0.109 R)
• M5: 2,044,255 km (0.067 R)
• M6: 2,779,828 km (0.087 R)
• M7: 4,070,259 km (0.039 R)
• M8: 4,419,121 km (0.056 R)
• M9: 6,046,447 km (0.1 R)
• M10: 6,356,862 km (0.103 R)
• M11: 6,648,279 km (0.059 R)
• M12: 8,276,203 km (0.118 R)
• M13: 10,035,923 km (0.076 R)
• M14: 10,674,257 km (0.056 R)
• M15: 11,899,763 km (0.07 R)
• M16: 14,081,049 km (0.112 R)
• M17: 14,678,094 km (0.088 R)
• M18: 15,552,643 km (0.1 R)
• M19: 18,798,169 km (0.073 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.6

Radius: 13

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.84 AU - 7.16 AU

Year: 6277 Days

Day: 13.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 66,939,160 km

• M1: 162,613 km (0.098 R)
• M2: 608,863 km (0.073 R)
• M3: 1,304,793 km (0.114 R)
• M4: 1,871,469 km (0.056 R)
• M5: 3,185,537 km (0.064 R)
• M6: 3,857,979 km (0.083 R)
• M7: 4,714,577 km (0.095 R)
• M8: 5,163,969 km (0.109 R)
• M9: 5,986,159 km (0.107 R)
• M10: 6,543,112 km (0.075 R)
• M11: 7,165,140 km (0.103 R)
• M12: 14,967,267 km (0.116 R)
• M13: 16,420,909 km (0.106 R)
• M14: 17,127,011 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 767.9

Radius: 3.5

Gravity: 62.69 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 11.51 AU - 12.33 AU

Year: 15587 Days

Day: 17.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 66,939,160 km

• M1: 43,533 km (0.079 R)
• M2: 243,246 km (0.091 R)
• M3: 389,852 km (0.104 R)
• M4: 1,624,932 km (0.077 R)
• M5: 2,055,774 km (0.082 R)
• M6: 2,961,140 km (0.046 R)
• M7: 3,350,244 km (0.117 R)
• M8: 4,721,907 km (0.107 R)
• M9: 5,178,779 km (0.114 R)
• M10: 5,664,673 km (0.029 R)
• M11: 8,658,874 km (0.108 R)
• M12: 13,028,329 km (0.087 R)
• M13: 16,532,809 km (0.097 R)
• M14: 16,850,405 km (0.069 R)
• M15: 21,733,878 km (0.08 R)
• M16: 25,012,166 km (0.044 R)
• M17: 26,497,224 km (0.118 R)
• M18: 26,713,991 km (0.075 R)
• M19: 27,151,266 km (0.086 R)
• M20: 30,822,248 km (0.03 R)
• M21: 31,303,055 km (0.091 R)
• M22: 39,692,803 km (0.064 R)
• M23: 48,973,107 km (0.086 R)
• M24: 51,964,616 km (0.081 R)
• M25: 52,816,725 km (0.105 R)
• M26: 57,761,234 km (0.085 R)
• M27: 60,158,091 km (0.101 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: 558 - 12,799 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit