🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.06 AU - 1.14 AU

Year: 411 Days

Day: 25 Hours

Environment

Temp: 32 °C

Axial Tilt: 13.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 117,911,874 km

• M1: 44,730 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.48 AU - 5.7 AU

Year: 3505 Days

Day: 45.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 117,911,874 km

• M1: 1,907,822 km (0.086 R)

Asteroid Belt

Center: 5.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.5

Radius: 8.7

Gravity: 10.79 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 6.32 AU - 8.44 AU

Year: 7146 Days

Day: 14.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 117,911,874 km

• M1: 110,852 km (0.086 R)
• M2: 472,729 km (0.052 R)
• M3: 828,473 km (0.118 R)
• M4: 2,261,920 km (0.099 R)
• M5: 2,941,543 km (0.106 R)
• M6: 3,240,439 km (0.095 R)
• M7: 4,701,861 km (0.053 R)
• M8: 9,440,673 km (0.082 R)
• M9: 9,810,928 km (0.092 R)
• M10: 11,389,484 km (0.07 R)
• M11: 12,458,062 km (0.066 R)
• M12: 13,244,947 km (0.098 R)
• M13: 15,611,585 km (0.116 R)
• M14: 22,775,378 km (0.065 R)
• M15: 23,695,405 km (0.028 R)
• M16: 31,863,000 km (0.06 R)
• M17: 32,591,841 km (0.105 R)
• M18: 34,516,866 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.5

Radius: 9.9

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 7.66 AU - 9.04 AU

Year: 8601 Days

Day: 11.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 117,911,874 km

• M1: 123,119 km (0.085 R)
• M2: 769,382 km (0.117 R)
• M3: 1,217,727 km (0.086 R)
• M4: 1,836,463 km (0.057 R)
• M5: 2,339,561 km (0.101 R)
• M6: 2,891,428 km (0.029 R)
• M7: 3,231,763 km (0.119 R)
• M8: 4,019,545 km (0.116 R)
• M9: 5,450,449 km (0.079 R)
• M10: 6,492,996 km (0.104 R)
• M11: 9,102,731 km (0.095 R)
• M12: 10,664,533 km (0.059 R)
• M13: 11,853,986 km (0.041 R)
• M14: 13,652,900 km (0.103 R)
• M15: 14,928,072 km (0.104 R)
• M16: 15,821,321 km (0.119 R)
• M17: 18,138,443 km (0.119 R)
• M18: 18,714,843 km (0.103 R)
• M19: 20,286,219 km (0.105 R)
• M20: 22,433,547 km (0.069 R)
• M21: 23,775,141 km (0.115 R)
• M22: 28,024,917 km (0.112 R)
• M23: 29,186,096 km (0.116 R)
• M24: 30,077,699 km (0.072 R)
• M25: 30,885,378 km (0.052 R)
• M26: 32,861,566 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.4

Radius: 9.8

Gravity: 10.35 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 8.45 AU - 11.43 AU

Year: 11171 Days

Day: 9.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 117,911,874 km

• M1: 122,969 km (0.075 R)
• M2: 450,738 km (0.108 R)
• M3: 768,484 km (0.066 R)
• M4: 1,182,571 km (0.111 R)
• M5: 1,558,660 km (0.062 R)
• M6: 2,433,957 km (0.113 R)
• M7: 3,797,991 km (0.081 R)
• M8: 6,370,925 km (0.09 R)
• M9: 6,691,962 km (0.118 R)
• M10: 7,151,227 km (0.082 R)
• M11: 14,425,872 km (0.12 R)
• M12: 20,991,274 km (0.117 R)
• M13: 21,524,740 km (0.117 R)
• M14: 27,158,745 km (0.096 R)
• M15: 27,580,163 km (0.119 R)
• M16: 30,425,963 km (0.115 R)
• M17: 31,455,047 km (0.118 R)
• M18: 35,053,324 km (0.089 R)
• M19: 39,993,196 km (0.092 R)
• M20: 45,083,413 km (0.096 R)
• M21: 46,121,024 km (0.109 R)
• M22: 47,936,543 km (0.112 R)
• M23: 52,846,495 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 348.7

Radius: 3.7

Gravity: 25.47 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 15.29 AU - 15.29 AU

Year: 21311 Days

Day: 24.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 117,911,874 km

• M1: 46,226 km (0.086 R)
• M2: 826,678 km (0.054 R)
• M3: 966,103 km (0.081 R)
• M4: 1,133,653 km (0.066 R)
• M5: 1,512,135 km (0.111 R)
• M6: 2,140,895 km (0.09 R)
• M7: 2,280,919 km (0.074 R)
• M8: 3,802,927 km (0.086 R)
• M9: 4,638,581 km (0.114 R)
• M10: 4,942,414 km (0.072 R)
• M11: 5,259,263 km (0.069 R)
• M12: 9,106,471 km (0.09 R)
• M13: 23,489,259 km (0.04 R)
• M14: 23,685,681 km (0.119 R)
• M15: 27,958,346 km (0.089 R)
• M16: 33,704,699 km (0.112 R)
• M17: 39,493,239 km (0.071 R)
• M18: 48,088,684 km (0.115 R)
• M19: 51,815,915 km (0.057 R)
• M20: 56,431,608 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 434.2

Radius: 5.3

Gravity: 15.46 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 15.45 AU - 23.33 AU

Year: 30434 Days

Day: 22.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 117,911,874 km

• M1: 68,815 km (0.096 R)
• M2: 251,324 km (0.09 R)
• M3: 440,117 km (0.076 R)
• M4: 687,103 km (0.11 R)
• M5: 1,882,540 km (0.063 R)
• M6: 2,398,802 km (0.05 R)
• M7: 6,467,565 km (0.117 R)
• M8: 7,227,372 km (0.11 R)
• M9: 9,384,873 km (0.116 R)
• M10: 16,664,455 km (0.071 R)
• M11: 19,390,427 km (0.116 R)
• M12: 27,595,870 km (0.048 R)
• M13: 35,079,653 km (0.036 R)
• M14: 39,821,308 km (0.066 R)
• M15: 42,344,724 km (0.089 R)
• M16: 51,829,678 km (0.093 R)
• M17: 61,184,931 km (0.116 R)
• M18: 63,476,770 km (0.057 R)
• M19: 82,893,377 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 995.7

Radius: 4.1

Gravity: 59.23 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 15.12 AU - 24.98 AU

Year: 32001 Days

Day: 23.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 117,911,874 km

• M1: 71,657 km (0.116 R)
• M2: 354,098 km (0.117 R)
• M3: 515,813 km (0.068 R)
• M4: 661,223 km (0.106 R)
• M5: 924,964 km (0.116 R)
• M6: 1,111,662 km (0.12 R)
• M7: 1,619,995 km (0.089 R)
• M8: 2,122,495 km (0.073 R)
• M9: 2,866,445 km (0.06 R)
• M10: 5,061,046 km (0.111 R)
• M11: 6,118,403 km (0.032 R)
• M12: 6,672,663 km (0.044 R)
• M13: 7,150,479 km (0.119 R)
• M14: 12,054,896 km (0.091 R)
• M15: 13,331,414 km (0.088 R)
• M16: 15,777,489 km (0.039 R)
• M17: 16,527,722 km (0.087 R)
• M18: 19,660,152 km (0.072 R)
• M19: 25,508,980 km (0.073 R)
• M20: 29,241,896 km (0.097 R)
• M21: 31,677,349 km (0.097 R)
• M22: 32,568,204 km (0.097 R)
• M23: 34,244,449 km (0.118 R)
• M24: 36,621,858 km (0.113 R)
• M25: 39,959,686 km (0.114 R)
• M26: 42,413,240 km (0.076 R)
• M27: 43,313,221 km (0.087 R)
• M28: 45,151,330 km (0.077 R)
• M29: 52,610,280 km (0.068 R)
• M30: 53,440,249 km (0.098 R)
• M31: 56,847,041 km (0.102 R)
• M32: 59,719,470 km (0.115 R)
• M33: 63,854,206 km (0.069 R)
• M34: 64,325,140 km (0.115 R)
• M35: 68,914,354 km (0.103 R)
• M36: 70,910,288 km (0.093 R)
• M37: 73,975,997 km (0.055 R)
• M38: 85,115,205 km (0.088 R)
• M39: 88,283,239 km (0.055 R)
• M40: 91,528,914 km (0.095 R)
• M41: 93,635,252 km (0.098 R)
• M42: 117,911,845 km (0.066 R)

Kuiper Belt

Range: 30.8 - 47.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 178 - 18,375 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit