🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.63 AU - 0.81 AU

Year: 223 Days

Day: 46.8 Hours

Environment

Temp: 174 °C

Axial Tilt: 39.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,594,817 km

• M1: 45,627 km (0.075 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.06 AU - 1.12 AU

Year: 416 Days

Day: 33.8 Hours

Environment

Temp: 7 °C

Axial Tilt: 8.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.18 AU - 1.26 AU

Year: 492 Days

Day: 47.7 Hours

Environment

Temp: 12 °C

Axial Tilt: 5.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 40,594,817 km

• M1: 346,319 km (0.116 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.58 AU - 2.04 AU

Year: 889 Days

Day: 21.3 Hours

Environment

Temp: -58 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,594,817 km

• M1: 1,043,595 km (0.118 R)

Asteroid Belt

Center: 4.12 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.8

Radius: 10.5

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 5.82 AU - 7.02 AU

Year: 5941 Days

Day: 14.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,594,817 km

• M1: 134,638 km (0.083 R)
• M2: 483,201 km (0.092 R)
• M3: 1,818,213 km (0.12 R)
• M4: 2,596,570 km (0.049 R)
• M5: 4,549,122 km (0.096 R)
• M6: 5,019,607 km (0.108 R)
• M7: 7,049,500 km (0.045 R)
• M8: 9,093,307 km (0.036 R)
• M9: 10,590,632 km (0.064 R)
• M10: 11,419,254 km (0.042 R)
• M11: 13,299,550 km (0.115 R)
• M12: 13,969,898 km (0.088 R)
• M13: 15,691,620 km (0.104 R)
• M14: 17,212,282 km (0.113 R)
• M15: 17,950,697 km (0.113 R)
• M16: 18,357,005 km (0.062 R)
• M17: 19,920,303 km (0.059 R)
• M18: 21,246,189 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.7

Radius: 11.4

Gravity: 5.87 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 7.59 AU - 11.61 AU

Year: 10864 Days

Day: 12.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 101.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 40,594,817 km

• M1: 142,417 km (0.077 R)
• M2: 691,741 km (0.073 R)
• M3: 1,172,399 km (0.106 R)
• M4: 2,128,030 km (0.106 R)
• M5: 2,772,647 km (0.113 R)
• M6: 3,368,794 km (0.112 R)
• M7: 6,377,806 km (0.086 R)
• M8: 7,252,355 km (0.091 R)
• M9: 8,853,352 km (0.086 R)
• M10: 11,451,867 km (0.068 R)
• M11: 13,803,844 km (0.118 R)
• M12: 14,257,724 km (0.099 R)
• M13: 14,654,607 km (0.106 R)
• M14: 15,470,813 km (0.119 R)
• M15: 17,193,882 km (0.052 R)
• M16: 22,676,494 km (0.116 R)
• M17: 25,665,011 km (0.116 R)
• M18: 28,487,324 km (0.088 R)
• M19: 29,117,879 km (0.113 R)
• M20: 33,679,417 km (0.12 R)
• M21: 36,313,387 km (0.102 R)
• M22: 39,210,948 km (0.053 R)
• M23: 43,493,636 km (0.074 R)
• M24: 45,035,093 km (0.081 R)
• M25: 45,461,746 km (0.088 R)
• M26: 45,891,092 km (0.078 R)
• M27: 47,195,435 km (0.12 R)
• M28: 48,524,313 km (0.029 R)
• M29: 50,029,866 km (0.066 R)
• M30: 50,487,486 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 285.5

Radius: 8.9

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 8.47 AU - 11.45 AU

Year: 11481 Days

Day: 14.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,594,817 km

• M1: 111,600 km (0.083 R)
• M2: 468,092 km (0.1 R)
• M3: 997,967 km (0.111 R)
• M4: 3,137,067 km (0.096 R)
• M5: 10,811,887 km (0.034 R)
• M6: 11,365,249 km (0.072 R)
• M7: 14,181,130 km (0.037 R)
• M8: 17,159,923 km (0.058 R)
• M9: 18,192,298 km (0.111 R)
• M10: 20,078,877 km (0.081 R)
• M11: 21,932,843 km (0.044 R)
• M12: 23,646,337 km (0.064 R)
• M13: 24,067,156 km (0.101 R)
• M14: 25,800,247 km (0.09 R)
• M15: 38,210,139 km (0.097 R)

Asteroid Belt

Center: 10.69 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.9

Radius: 10.6

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 8.59 AU - 14.25 AU

Year: 14096 Days

Day: 8.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 40,594,817 km

• M1: 131,796 km (0.083 R)
• M2: 617,690 km (0.079 R)
• M3: 1,173,745 km (0.088 R)
• M4: 1,691,054 km (0.099 R)
• M5: 2,284,509 km (0.111 R)
• M6: 2,680,195 km (0.057 R)
• M7: 4,044,528 km (0.065 R)
• M8: 5,656,894 km (0.076 R)
• M9: 6,351,178 km (0.036 R)
• M10: 7,825,764 km (0.088 R)
• M11: 8,379,276 km (0.113 R)
• M12: 10,197,488 km (0.087 R)
• M13: 10,754,591 km (0.086 R)
• M14: 12,321,329 km (0.094 R)
• M15: 14,158,690 km (0.106 R)
• M16: 15,502,977 km (0.113 R)
• M17: 17,070,763 km (0.091 R)
• M18: 18,443,473 km (0.06 R)
• M19: 19,194,903 km (0.111 R)
• M20: 21,081,482 km (0.065 R)
• M21: 22,237,574 km (0.114 R)
• M22: 23,002,617 km (0.091 R)
• M23: 27,673,811 km (0.119 R)
• M24: 30,489,692 km (0.042 R)
• M25: 31,859,859 km (0.112 R)
• M26: 32,723,188 km (0.086 R)
• M27: 33,380,820 km (0.082 R)
• M28: 34,496,521 km (0.092 R)
• M29: 36,449,820 km (0.065 R)
• M30: 39,454,793 km (0.114 R)
• M31: 44,868,590 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 52.6

Radius: 5.8

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 15.46 AU - 20.74 AU

Year: 28126 Days

Day: 24.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,594,817 km

• M1: 73,153 km (0.081 R)
• M2: 274,811 km (0.08 R)
• M3: 752,028 km (0.11 R)
• M4: 952,190 km (0.115 R)
• M5: 1,915,900 km (0.117 R)
• M6: 3,052,993 km (0.085 R)
• M7: 5,574,914 km (0.096 R)
• M8: 7,735,706 km (0.082 R)
• M9: 13,971,394 km (0.062 R)
• M10: 15,197,199 km (0.038 R)
• M11: 21,448,445 km (0.066 R)
• M12: 22,333,466 km (0.1 R)
• M13: 32,248,065 km (0.103 R)
• M14: 32,666,789 km (0.053 R)
• M15: 36,036,182 km (0.117 R)
• M16: 40,594,878 km (0.11 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 416 - 10,735 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit