🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.46 AU - 0.62 AU

Year: 144 Days

Day: 31.6 Hours

Environment

Temp: 183 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 47,621,998 km

• M1: 50,265 km (0.091 R)
• M2: 321,486 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.1 AU - 2.62 AU

Year: 1311 Days

Day: 44 Hours

Environment

Temp: -78 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.8 AU - 3.24 AU

Year: 1898 Days

Day: 25.1 Hours

Environment

Temp: -95 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 4.13 AU - 5.27 AU

Year: 3685 Days

Day: 21.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,621,998 km

• M1: 1,615,059 km (0.044 R)

Asteroid Belt

Center: 5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.1

Radius: 12

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 4.46 AU - 6.12 AU

Year: 4400 Days

Day: 11.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 47,621,998 km

• M1: 149,448 km (0.103 R)
• M2: 546,930 km (0.097 R)
• M3: 1,074,412 km (0.11 R)
• M4: 1,990,549 km (0.119 R)
• M5: 2,633,671 km (0.115 R)
• M6: 3,136,319 km (0.071 R)
• M7: 3,965,840 km (0.078 R)
• M8: 4,936,131 km (0.067 R)
• M9: 5,505,650 km (0.062 R)
• M10: 6,058,265 km (0.111 R)
• M11: 6,809,097 km (0.116 R)
• M12: 12,238,751 km (0.105 R)
• M13: 14,880,351 km (0.086 R)
• M14: 16,187,686 km (0.117 R)
• M15: 17,020,199 km (0.082 R)
• M16: 17,632,203 km (0.052 R)
• M17: 20,500,743 km (0.078 R)
• M18: 22,117,896 km (0.072 R)
• M19: 22,773,284 km (0.096 R)
• M20: 24,275,994 km (0.105 R)
• M21: 25,051,809 km (0.084 R)
• M22: 25,525,137 km (0.098 R)
• M23: 26,980,874 km (0.109 R)
• M24: 27,478,286 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.8

Radius: 11.1

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 4.76 AU - 6.36 AU

Year: 4741 Days

Day: 14.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 47,621,998 km

• M1: 138,079 km (0.099 R)
• M2: 486,492 km (0.107 R)
• M3: 878,738 km (0.109 R)
• M4: 1,733,091 km (0.079 R)
• M5: 3,088,598 km (0.055 R)
• M6: 7,131,779 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.1

Radius: 10.6

Gravity: 7.91 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 8.21 AU - 9.89 AU

Year: 9846 Days

Day: 7.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,621,998 km

• M1: 132,245 km (0.057 R)
• M2: 603,029 km (0.117 R)
• M3: 2,020,768 km (0.111 R)
• M4: 2,621,254 km (0.101 R)
• M5: 3,054,489 km (0.105 R)
• M6: 4,804,036 km (0.068 R)
• M7: 6,739,982 km (0.119 R)
• M8: 7,100,364 km (0.09 R)
• M9: 14,111,567 km (0.092 R)
• M10: 20,543,378 km (0.104 R)
• M11: 23,513,345 km (0.119 R)
• M12: 24,158,411 km (0.057 R)
• M13: 29,115,186 km (0.095 R)
• M14: 29,966,548 km (0.081 R)
• M15: 31,274,632 km (0.08 R)
• M16: 32,167,581 km (0.116 R)
• M17: 35,427,020 km (0.104 R)
• M18: 38,264,143 km (0.036 R)
• M19: 51,748,297 km (0.079 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615

Radius: 11.6

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 9.5 AU - 12.28 AU

Year: 12997 Days

Day: 6.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 47,621,998 km

• M1: 144,212 km (0.092 R)
• M2: 597,045 km (0.077 R)
• M3: 1,143,377 km (0.081 R)
• M4: 2,265,211 km (0.117 R)
• M5: 2,685,581 km (0.114 R)
• M6: 3,087,401 km (0.119 R)
• M7: 4,041,686 km (0.104 R)
• M8: 4,696,625 km (0.056 R)
• M9: 5,919,887 km (0.076 R)
• M10: 6,527,404 km (0.096 R)
• M11: 8,367,906 km (0.104 R)
• M12: 10,695,500 km (0.113 R)
• M13: 12,008,221 km (0.043 R)
• M14: 14,408,220 km (0.06 R)
• M15: 15,298,028 km (0.111 R)
• M16: 16,886,907 km (0.109 R)
• M17: 17,414,688 km (0.051 R)
• M18: 19,308,597 km (0.057 R)
• M19: 20,645,254 km (0.081 R)
• M20: 23,408,925 km (0.104 R)
• M21: 27,122,094 km (0.09 R)
• M22: 27,742,327 km (0.105 R)
• M23: 29,768,779 km (0.069 R)
• M24: 31,777,729 km (0.1 R)
• M25: 38,865,377 km (0.079 R)
• M26: 40,586,950 km (0.112 R)
• M27: 43,053,968 km (0.091 R)
• M28: 45,329,501 km (0.066 R)
• M29: 47,236,276 km (0.064 R)
• M30: 47,833,770 km (0.031 R)
• M31: 52,795,482 km (0.075 R)
• M32: 55,070,118 km (0.105 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.4

Radius: 11.3

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 11.21 AU - 13.59 AU

Year: 15791 Days

Day: 11.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,621,998 km

• M1: 142,268 km (0.085 R)
• M2: 619,634 km (0.082 R)
• M3: 2,009,399 km (0.076 R)
• M4: 2,588,941 km (0.116 R)
• M5: 3,020,082 km (0.104 R)
• M6: 3,575,389 km (0.044 R)
• M7: 4,520,100 km (0.1 R)
• M8: 4,986,695 km (0.111 R)
• M9: 5,729,299 km (0.084 R)
• M10: 6,899,155 km (0.09 R)
• M11: 7,308,604 km (0.093 R)
• M12: 10,013,483 km (0.107 R)
• M13: 11,363,005 km (0.086 R)
• M14: 12,052,203 km (0.113 R)
• M15: 12,527,026 km (0.082 R)
• M16: 13,577,652 km (0.115 R)
• M17: 24,098,871 km (0.1 R)
• M18: 25,916,634 km (0.07 R)
• M19: 29,930,944 km (0.038 R)
• M20: 43,174,693 km (0.104 R)
• M21: 52,305,250 km (0.06 R)

Planet 10 - Gas Giant

Semi-Major Axis: 12.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.6

Radius: 10.8

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 11.24 AU - 13.74 AU

Year: 15964 Days

Day: 5.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,621,998 km

• M1: 144,512 km (0.112 R)
• M2: 841,189 km (0.038 R)
• M3: 1,549,086 km (0.064 R)
• M4: 2,067,443 km (0.112 R)
• M5: 2,520,275 km (0.112 R)
• M6: 3,652,582 km (0.055 R)
• M7: 16,562,579 km (0.094 R)
• M8: 21,145,210 km (0.094 R)
• M9: 27,979,888 km (0.116 R)
• M10: 32,385,695 km (0.097 R)
• M11: 35,449,759 km (0.088 R)
• M12: 40,977,849 km (0.118 R)

Kuiper Belt

Range: 30.3 - 53.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 19,552 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit