🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.47 AU - 0.67 AU

Year: 151 Days

Day: 20.1 Hours

Environment

Temp: 222 °C

Axial Tilt: 20.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,668,149 km

• M1: 150,795 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.62 AU - 1.84 AU

Year: 796 Days

Day: 26.4 Hours

Environment

Temp: -34 °C

Axial Tilt: 162.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,668,149 km

• M1: 536,757 km (0.088 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.38 AU - 3.02 AU

Year: 1552 Days

Day: 28.8 Hours

Environment

Temp: -84 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.8 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.7

Radius: 13

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 6.89 AU - 6.91 AU

Year: 6341 Days

Day: 6.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,668,149 km

• M1: 161,715 km (0.039 R)
• M2: 861,235 km (0.117 R)
• M3: 1,605,036 km (0.093 R)
• M4: 2,009,399 km (0.055 R)
• M5: 3,067,804 km (0.084 R)
• M6: 3,765,079 km (0.087 R)
• M7: 4,814,508 km (0.096 R)
• M8: 5,873,960 km (0.12 R)
• M9: 6,320,809 km (0.06 R)
• M10: 6,790,397 km (0.037 R)
• M11: 7,350,791 km (0.09 R)
• M12: 11,026,261 km (0.076 R)
• M13: 15,163,091 km (0.09 R)
• M14: 18,667,122 km (0.068 R)
• M15: 19,310,392 km (0.068 R)
• M16: 21,538,503 km (0.064 R)
• M17: 25,000,796 km (0.036 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.3

Radius: 9.6

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 6.55 AU - 9.77 AU

Year: 8155 Days

Day: 6.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,668,149 km

• M1: 119,379 km (0.115 R)
• M2: 466,446 km (0.118 R)
• M3: 993,928 km (0.092 R)
• M4: 1,752,988 km (0.09 R)
• M5: 2,314,877 km (0.091 R)
• M6: 3,728,877 km (0.114 R)
• M7: 4,452,033 km (0.088 R)
• M8: 6,769,752 km (0.038 R)
• M9: 8,742,350 km (0.085 R)
• M10: 11,023,568 km (0.116 R)
• M11: 11,650,682 km (0.103 R)
• M12: 13,675,190 km (0.11 R)
• M13: 15,031,594 km (0.063 R)
• M14: 21,140,423 km (0.115 R)
• M15: 26,106,773 km (0.092 R)
• M16: 31,703,379 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.7

Radius: 14.7

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 10.99 AU - 12.27 AU

Year: 13875 Days

Day: 12.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,668,149 km

• M1: 183,108 km (0.114 R)
• M2: 669,899 km (0.036 R)
• M3: 1,200,822 km (0.116 R)
• M4: 2,097,213 km (0.066 R)
• M5: 2,932,866 km (0.08 R)
• M6: 3,429,232 km (0.075 R)
• M7: 4,729,686 km (0.103 R)
• M8: 5,569,379 km (0.091 R)
• M9: 6,041,660 km (0.046 R)
• M10: 8,047,617 km (0.115 R)
• M11: 9,911,158 km (0.095 R)
• M12: 14,535,827 km (0.113 R)
• M13: 15,744,727 km (0.062 R)
• M14: 16,824,076 km (0.097 R)
• M15: 19,201,335 km (0.083 R)
• M16: 19,992,708 km (0.09 R)
• M17: 22,027,389 km (0.108 R)
• M18: 24,031,552 km (0.097 R)
• M19: 24,782,084 km (0.109 R)
• M20: 26,067,429 km (0.103 R)
• M21: 27,217,089 km (0.116 R)
• M22: 36,667,037 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 656.6

Radius: 7.1

Gravity: 13.03 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 12.7 AU - 16.84 AU

Year: 19859 Days

Day: 15.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,668,149 km

• M1: 88,263 km (0.053 R)
• M2: 325,226 km (0.09 R)
• M3: 1,185,114 km (0.111 R)
• M4: 1,707,959 km (0.099 R)
• M5: 4,546,429 km (0.104 R)
• M6: 6,839,166 km (0.074 R)
• M7: 7,880,965 km (0.108 R)
• M8: 9,981,320 km (0.094 R)
• M9: 11,444,836 km (0.108 R)
• M10: 12,496,509 km (0.099 R)
• M11: 20,381,364 km (0.094 R)
• M12: 26,668,663 km (0.056 R)
• M13: 28,157,760 km (0.079 R)
• M14: 33,346,712 km (0.081 R)
• M15: 36,859,120 km (0.093 R)
• M16: 37,561,632 km (0.111 R)
• M17: 38,993,583 km (0.101 R)
• M18: 43,820,208 km (0.078 R)
• M19: 44,450,165 km (0.118 R)
• M20: 61,245,667 km (0.1 R)
• M21: 66,692,376 km (0.086 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 15,899 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit