🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.59 AU - 0.81 AU

Year: 216 Days

Day: 30.5 Hours

Environment

Temp: 184 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,911,013 km

• M1: 37,250 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.69 AU - 0.83 AU

Year: 244 Days

Day: 16.5 Hours

Environment

Temp: 92 °C

Axial Tilt: 13.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,911,013 km

• M1: 13,913 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 3.49 AU - 4.11 AU

Year: 2733 Days

Day: 35.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.11 AU - 5.09 AU

Year: 3063 Days

Day: 29.8 Hours

Environment

Temp: -121 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.8 AU - 4.68 AU

Year: 3221 Days

Day: 37.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.13 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.7

Radius: 8.4

Gravity: 7.49 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 5.26 AU - 6.76 AU

Year: 5436 Days

Day: 11.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,911,013 km

• M1: 106,364 km (0.099 R)
• M2: 459,565 km (0.076 R)
• M3: 724,652 km (0.098 R)
• M4: 1,930,411 km (0.12 R)
• M5: 2,360,505 km (0.048 R)
• M6: 2,963,534 km (0.116 R)
• M7: 3,413,075 km (0.108 R)
• M8: 4,854,451 km (0.096 R)
• M9: 5,480,368 km (0.035 R)
• M10: 6,344,894 km (0.055 R)
• M11: 7,436,061 km (0.084 R)
• M12: 9,484,056 km (0.099 R)
• M13: 9,858,649 km (0.096 R)
• M14: 10,243,116 km (0.09 R)
• M15: 10,593,175 km (0.079 R)
• M16: 13,271,874 km (0.083 R)
• M17: 14,601,799 km (0.116 R)
• M18: 16,971,878 km (0.117 R)
• M19: 19,587,148 km (0.101 R)
• M20: 19,923,444 km (0.075 R)
• M21: 20,676,819 km (0.058 R)
• M22: 21,025,532 km (0.091 R)
• M23: 25,282,639 km (0.115 R)
• M24: 28,505,575 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.5

Radius: 13.4

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 8.59 AU - 12.83 AU

Year: 12932 Days

Day: 5.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,911,013 km

• M1: 169,494 km (0.101 R)
• M2: 1,241,662 km (0.106 R)
• M3: 6,651,570 km (0.076 R)
• M4: 9,755,876 km (0.119 R)
• M5: 10,404,831 km (0.079 R)
• M6: 11,845,159 km (0.082 R)
• M7: 13,905,122 km (0.096 R)
• M8: 15,852,737 km (0.079 R)
• M9: 17,537,059 km (0.094 R)
• M10: 21,258,755 km (0.025 R)
• M11: 29,704,452 km (0.075 R)
• M12: 37,428,789 km (0.105 R)
• M13: 39,393,906 km (0.107 R)
• M14: 44,878,314 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 291.7

Radius: 4.1

Gravity: 17.35 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 15.3 AU - 15.42 AU

Year: 22211 Days

Day: 22.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 80,911,013 km

• M1: 51,611 km (0.072 R)
• M2: 374,144 km (0.039 R)
• M3: 867,518 km (0.077 R)
• M4: 1,641,687 km (0.053 R)
• M5: 1,860,698 km (0.032 R)
• M6: 2,235,291 km (0.083 R)
• M7: 4,216,865 km (0.099 R)
• M8: 15,534,991 km (0.071 R)
• M9: 20,026,368 km (0.063 R)
• M10: 25,413,985 km (0.087 R)
• M11: 32,890,588 km (0.088 R)
• M12: 46,273,613 km (0.056 R)
• M13: 51,323,289 km (0.065 R)
• M14: 52,144,133 km (0.055 R)
• M15: 54,658,873 km (0.059 R)
• M16: 55,859,695 km (0.066 R)
• M17: 56,379,698 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 523.4

Radius: 4.6

Gravity: 24.74 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 15.54 AU - 17.78 AU

Year: 25089 Days

Day: 25 Hours

Environment

Temp: -206 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 80,911,013 km

• M1: 57,296 km (0.088 R)
• M2: 256,112 km (0.112 R)
• M3: 454,478 km (0.07 R)
• M4: 713,731 km (0.111 R)
• M5: 941,868 km (0.105 R)
• M6: 1,382,135 km (0.113 R)
• M7: 1,813,126 km (0.086 R)
• M8: 2,090,929 km (0.115 R)
• M9: 2,681,841 km (0.087 R)
• M10: 2,910,277 km (0.069 R)
• M11: 3,235,054 km (0.07 R)
• M12: 3,494,157 km (0.079 R)
• M13: 4,599,686 km (0.083 R)
• M14: 5,270,782 km (0.07 R)
• M15: 8,398,275 km (0.078 R)
• M16: 9,863,736 km (0.069 R)
• M17: 10,909,275 km (0.084 R)
• M18: 12,094,539 km (0.092 R)
• M19: 17,873,206 km (0.101 R)
• M20: 19,702,339 km (0.069 R)
• M21: 25,818,199 km (0.096 R)
• M22: 27,671,417 km (0.108 R)
• M23: 29,240,849 km (0.086 R)
• M24: 33,355,239 km (0.068 R)
• M25: 39,770,145 km (0.104 R)
• M26: 43,665,973 km (0.114 R)
• M27: 45,623,162 km (0.101 R)
• M28: 47,638,096 km (0.062 R)
• M29: 50,592,953 km (0.088 R)
• M30: 52,568,692 km (0.107 R)
• M31: 55,344,929 km (0.082 R)
• M32: 56,482,172 km (0.093 R)
• M33: 57,056,628 km (0.104 R)
• M34: 62,403,256 km (0.111 R)
• M35: 63,222,603 km (0.111 R)
• M36: 67,427,650 km (0.086 R)
• M37: 68,507,298 km (0.105 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 152 - 19,687 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit