🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.94 AU - 1.18 AU

Year: 418 Days

Day: 37.9 Hours

Environment

Temp: 15 °C

Axial Tilt: 34.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.29 AU - 1.75 AU

Year: 718 Days

Day: 31.2 Hours

Environment

Temp: -46 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,756,974 km

• M1: 240,553 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.55 AU - 2.75 AU

Year: 1652 Days

Day: 41.4 Hours

Environment

Temp: -109 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.08 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807.1

Radius: 9

Gravity: 9.96 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 4.9 AU - 6.1 AU

Year: 4939 Days

Day: 8.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,756,974 km

• M1: 112,049 km (0.043 R)
• M2: 774,618 km (0.041 R)
• M3: 1,203,964 km (0.097 R)
• M4: 1,882,689 km (0.062 R)
• M5: 2,348,537 km (0.116 R)
• M6: 2,670,771 km (0.108 R)
• M7: 3,120,312 km (0.072 R)
• M8: 3,426,390 km (0.087 R)
• M9: 3,774,953 km (0.108 R)
• M10: 4,831,114 km (0.069 R)
• M11: 5,558,758 km (0.067 R)
• M12: 8,728,138 km (0.048 R)
• M13: 11,016,088 km (0.101 R)
• M14: 11,440,946 km (0.045 R)
• M15: 12,073,745 km (0.074 R)
• M16: 13,145,165 km (0.114 R)
• M17: 13,839,299 km (0.109 R)
• M18: 14,501,718 km (0.073 R)
• M19: 19,332,682 km (0.088 R)
• M20: 28,348,497 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.3

Radius: 10.6

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 6.26 AU - 7.92 AU

Year: 7228 Days

Day: 12.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,756,974 km

• M1: 131,796 km (0.102 R)
• M2: 476,020 km (0.096 R)
• M3: 1,552,676 km (0.078 R)
• M4: 2,071,931 km (0.112 R)
• M5: 3,499,842 km (0.032 R)
• M6: 4,005,333 km (0.072 R)
• M7: 4,466,992 km (0.07 R)
• M8: 5,162,922 km (0.093 R)
• M9: 7,557,535 km (0.043 R)
• M10: 8,195,570 km (0.097 R)
• M11: 16,138,768 km (0.091 R)
• M12: 19,327,746 km (0.09 R)
• M13: 21,761,853 km (0.063 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 168.5

Radius: 7.9

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 11.1 AU - 15.72 AU

Year: 18802 Days

Day: 23 Hours

Environment

Temp: -192 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,756,974 km

• M1: 113,844 km (0.088 R)
• M2: 387,309 km (0.104 R)
• M3: 729,439 km (0.117 R)
• M4: 1,047,634 km (0.067 R)
• M5: 1,343,239 km (0.064 R)
• M6: 2,429,619 km (0.075 R)
• M7: 3,529,163 km (0.045 R)
• M8: 4,040,489 km (0.092 R)
• M9: 4,991,034 km (0.104 R)
• M10: 6,818,372 km (0.091 R)
• M11: 7,407,638 km (0.085 R)
• M12: 8,552,959 km (0.096 R)
• M13: 10,614,418 km (0.068 R)
• M14: 11,190,818 km (0.116 R)
• M15: 13,645,570 km (0.086 R)
• M16: 19,435,606 km (0.074 R)
• M17: 20,457,359 km (0.086 R)
• M18: 24,181,299 km (0.085 R)
• M19: 25,086,665 km (0.114 R)
• M20: 27,351,278 km (0.069 R)
• M21: 32,391,529 km (0.037 R)
• M22: 33,158,518 km (0.115 R)
• M23: 35,301,806 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 246.2

Radius: 6.3

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 13.47 AU - 18.95 AU

Year: 24989 Days

Day: 20.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,756,974 km

• M1: 93,349 km (0.108 R)
• M2: 316,250 km (0.094 R)
• M3: 521,947 km (0.081 R)
• M4: 718,818 km (0.11 R)
• M5: 2,249,952 km (0.097 R)
• M6: 2,978,344 km (0.11 R)
• M7: 6,627,485 km (0.1 R)
• M8: 6,880,904 km (0.086 R)
• M9: 7,229,018 km (0.053 R)
• M10: 13,616,997 km (0.075 R)
• M11: 15,825,660 km (0.091 R)
• M12: 19,873,628 km (0.036 R)
• M13: 21,119,779 km (0.113 R)
• M14: 34,637,293 km (0.114 R)
• M15: 35,273,383 km (0.097 R)
• M16: 41,210,324 km (0.078 R)
• M17: 51,972,245 km (0.071 R)
• M18: 54,157,571 km (0.097 R)
• M19: 55,705,909 km (0.079 R)
• M20: 57,637,965 km (0.066 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: 370 - 17,857 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit