🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.43 AU - 0.67 AU

Year: 263 Days

Day: 38.6 Hours

Environment

Temp: -122 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.53 AU - 0.61 AU

Year: 278 Days

Day: 40.8 Hours

Environment

Temp: -134 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.61 AU - 0.69 AU

Year: 338 Days

Day: 30.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.3

Radius: 15

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.69 AU - 0.69 AU

Year: 370 Days

Day: 5.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 69,028,209 km

• M1: 186,549 km (0.064 R)
• M2: 828,473 km (0.059 R)
• M3: 1,351,617 km (0.034 R)
• M4: 2,006,407 km (0.101 R)
• M5: 2,670,172 km (0.088 R)
• M6: 3,229,070 km (0.114 R)
• M7: 3,797,392 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.9

Radius: 10.2

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.67 AU - 0.75 AU

Year: 386 Days

Day: 9.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 69,028,209 km

• M1: 137,331 km (0.045 R)
• M2: 556,654 km (0.114 R)
• M3: 1,472,043 km (0.088 R)
• M4: 2,278,226 km (0.078 R)
• M5: 2,970,266 km (0.072 R)
• M6: 3,916,323 km (0.052 R)
• M7: 4,485,692 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.4

Radius: 8.1

Gravity: 11.24 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.69 AU - 2.15 AU

Year: 1718 Days

Day: 8.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,028,209 km

• M1: 100,829 km (0.115 R)
• M2: 356,641 km (0.112 R)
• M3: 628,012 km (0.103 R)
• M4: 1,402,929 km (0.056 R)
• M5: 2,136,557 km (0.095 R)
• M6: 2,422,887 km (0.109 R)
• M7: 2,849,540 km (0.115 R)
• M8: 3,357,874 km (0.08 R)
• M9: 4,053,803 km (0.063 R)
• M10: 4,455,773 km (0.085 R)
• M11: 5,384,626 km (0.11 R)
• M12: 5,823,546 km (0.101 R)
• M13: 7,937,962 km (0.106 R)
• M14: 9,070,418 km (0.104 R)
• M15: 9,361,536 km (0.032 R)
• M16: 9,625,426 km (0.097 R)
• M17: 10,447,317 km (0.093 R)
• M18: 11,804,768 km (0.077 R)
• M19: 12,230,075 km (0.103 R)
• M20: 13,111,505 km (0.107 R)
• M21: 14,034,524 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.1

Radius: 10

Gravity: 8.21 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.48 AU - 3.38 AU

Year: 3238 Days

Day: 9 Hours

Environment

Temp: -209 °C

Axial Tilt: 82.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 69,028,209 km

• M1: 124,465 km (0.066 R)
• M2: 438,322 km (0.056 R)
• M3: 1,148,463 km (0.113 R)
• M4: 1,596,508 km (0.069 R)
• M5: 1,984,117 km (0.107 R)
• M6: 2,917,458 km (0.073 R)
• M7: 3,425,193 km (0.107 R)
• M8: 3,782,133 km (0.107 R)
• M9: 4,455,623 km (0.062 R)
• M10: 5,762,360 km (0.109 R)
• M11: 7,373,081 km (0.091 R)
• M12: 8,819,094 km (0.068 R)
• M13: 9,493,331 km (0.045 R)
• M14: 10,041,159 km (0.025 R)
• M15: 12,081,225 km (0.114 R)
• M16: 12,492,469 km (0.118 R)
• M17: 13,007,834 km (0.095 R)
• M18: 14,282,109 km (0.099 R)
• M19: 14,639,049 km (0.103 R)
• M20: 15,853,934 km (0.1 R)
• M21: 16,291,807 km (0.087 R)
• M22: 16,907,103 km (0.067 R)
• M23: 22,469,002 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 409.7

Radius: 4.9

Gravity: 17.06 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 8.26 AU - 12.98 AU

Year: 22346 Days

Day: 20.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,028,209 km

• M1: 61,036 km (0.033 R)
• M2: 312,809 km (0.095 R)
• M3: 2,385,039 km (0.029 R)
• M4: 3,697,910 km (0.083 R)
• M5: 4,120,673 km (0.098 R)
• M6: 4,744,945 km (0.033 R)
• M7: 5,097,996 km (0.1 R)
• M8: 6,179,439 km (0.109 R)
• M9: 6,861,905 km (0.067 R)
• M10: 8,075,891 km (0.118 R)
• M11: 10,621,898 km (0.04 R)
• M12: 10,920,794 km (0.034 R)
• M13: 12,043,377 km (0.083 R)
• M14: 12,833,253 km (0.072 R)
• M15: 17,553,515 km (0.091 R)
• M16: 18,395,751 km (0.077 R)
• M17: 19,798,829 km (0.046 R)
• M18: 21,746,444 km (0.102 R)
• M19: 26,451,746 km (0.118 R)
• M20: 27,557,424 km (0.106 R)
• M21: 34,583,587 km (0.088 R)
• M22: 36,712,963 km (0.041 R)
• M23: 40,356,868 km (0.111 R)
• M24: 55,356,448 km (0.119 R)
• M25: 66,171,925 km (0.072 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 13,356 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit