🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.69 AU - 2.13 AU

Year: 1005 Days

Day: 23.9 Hours

Environment

Temp: -70 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,903,494 km

• M1: 218,114 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.49 AU - 2.91 AU

Year: 1689 Days

Day: 31.9 Hours

Environment

Temp: -115 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,903,494 km

• M1: 1,095,356 km (0.072 R)

Asteroid Belt

Center: 3.16 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.56 AU - 3.68 AU

Year: 2623 Days

Day: 39.5 Hours

Environment

Temp: -120 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.36 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 13.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 287.3

Radius: 4.6

Gravity: 13.58 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 12.12 AU - 14.06 AU

Year: 18035 Days

Day: 17.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,903,494 km

• M1: 57,146 km (0.114 R)
• M2: 262,694 km (0.106 R)
• M3: 1,491,042 km (0.086 R)
• M4: 1,965,566 km (0.104 R)
• M5: 2,144,336 km (0.07 R)
• M6: 2,994,201 km (0.073 R)
• M7: 3,305,066 km (0.057 R)
• M8: 6,655,310 km (0.092 R)
• M9: 8,748,483 km (0.051 R)
• M10: 9,685,864 km (0.105 R)
• M11: 16,680,911 km (0.065 R)
• M12: 17,350,660 km (0.113 R)
• M13: 20,377,474 km (0.116 R)
• M14: 23,831,240 km (0.109 R)
• M15: 26,638,743 km (0.067 R)
• M16: 39,810,686 km (0.058 R)
• M17: 45,013,551 km (0.103 R)
• M18: 47,777,222 km (0.03 R)
• M19: 51,426,961 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 43.2

Radius: 6.9

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 12.74 AU - 15.74 AU

Year: 20463 Days

Day: 15.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 65,903,494 km

• M1: 92,751 km (0.117 R)
• M2: 2,153,312 km (0.092 R)
• M3: 4,677,177 km (0.096 R)
• M4: 9,063,387 km (0.115 R)
• M5: 10,072,574 km (0.116 R)
• M6: 17,242,800 km (0.074 R)
• M7: 20,002,282 km (0.118 R)
• M8: 23,118,855 km (0.101 R)
• M9: 28,860,272 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 532.4

Radius: 7.3

Gravity: 9.99 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 16.28 AU - 16.54 AU

Year: 25314 Days

Day: 16.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 65,903,494 km

• M1: 90,956 km (0.088 R)
• M2: 395,238 km (0.101 R)
• M3: 634,145 km (0.085 R)
• M4: 1,009,786 km (0.091 R)
• M5: 1,353,113 km (0.051 R)
• M6: 2,043,956 km (0.113 R)
• M7: 2,795,236 km (0.099 R)
• M8: 3,748,923 km (0.06 R)
• M9: 4,266,082 km (0.05 R)
• M10: 4,720,710 km (0.082 R)
• M11: 5,323,889 km (0.088 R)
• M12: 7,055,933 km (0.086 R)
• M13: 8,909,301 km (0.117 R)
• M14: 9,534,919 km (0.037 R)
• M15: 11,129,633 km (0.092 R)
• M16: 16,460,553 km (0.106 R)
• M17: 19,483,776 km (0.112 R)
• M18: 19,862,259 km (0.108 R)
• M19: 25,126,159 km (0.057 R)
• M20: 26,835,016 km (0.087 R)
• M21: 34,448,051 km (0.105 R)
• M22: 42,112,249 km (0.117 R)
• M23: 43,063,692 km (0.058 R)
• M24: 47,182,420 km (0.116 R)
• M25: 48,208,512 km (0.115 R)
• M26: 65,860,014 km (0.065 R)
• M27: 70,195,061 km (0.088 R)
• M28: 71,756,115 km (0.116 R)
• M29: 77,520,569 km (0.072 R)
• M30: 77,757,383 km (0.061 R)
• M31: 79,428,391 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 223.3

Radius: 8

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 14.28 AU - 21.02 AU

Year: 28237 Days

Day: 22.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,903,494 km

• M1: 103,971 km (0.109 R)
• M2: 543,788 km (0.067 R)
• M3: 3,118,816 km (0.082 R)
• M4: 4,634,841 km (0.112 R)
• M5: 10,810,541 km (0.109 R)
• M6: 11,409,830 km (0.086 R)
• M7: 12,938,570 km (0.108 R)
• M8: 14,384,284 km (0.053 R)
• M9: 25,072,304 km (0.108 R)
• M10: 28,532,203 km (0.087 R)
• M11: 30,258,413 km (0.097 R)
• M12: 34,171,594 km (0.075 R)
• M13: 41,228,724 km (0.071 R)
• M14: 46,645,813 km (0.119 R)
• M15: 49,036,387 km (0.1 R)
• M16: 54,929,795 km (0.082 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 306 - 14,786 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit