🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.79 AU - 3.39 AU

Year: 1900 Days

Day: 38.9 Hours

Environment

Temp: -103 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,302,778 km

• M1: 123,269 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.77 AU - 4.35 AU

Year: 2350 Days

Day: 30 Hours

Environment

Temp: -107 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.56 AU - 4.68 AU

Year: 2926 Days

Day: 42.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,302,778 km

• M1: 1,079,199 km (0.082 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.59 AU - 5.09 AU

Year: 3725 Days

Day: 16.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 43.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 5.25 AU - 5.45 AU

Year: 4329 Days

Day: 46.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.3

Radius: 11

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 5.66 AU - 6.08 AU

Year: 4975 Days

Day: 8.4 Hours

Environment

Temp: -132 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 57,302,778 km

• M1: 137,032 km (0.081 R)
• M2: 534,812 km (0.045 R)
• M3: 1,310,627 km (0.107 R)
• M4: 1,654,253 km (0.027 R)
• M5: 2,046,798 km (0.112 R)
• M6: 2,629,631 km (0.051 R)
• M7: 4,227,785 km (0.094 R)
• M8: 5,246,397 km (0.079 R)
• M9: 5,726,606 km (0.098 R)
• M10: 6,831,088 km (0.067 R)
• M11: 7,642,806 km (0.114 R)
• M12: 12,234,563 km (0.117 R)
• M13: 13,607,722 km (0.088 R)
• M14: 14,470,303 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 647.2

Radius: 6.9

Gravity: 13.59 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 13.51 AU - 15.05 AU

Year: 18879 Days

Day: 22.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 57,302,778 km

• M1: 85,869 km (0.051 R)
• M2: 426,055 km (0.088 R)
• M3: 759,957 km (0.117 R)
• M4: 1,053,169 km (0.092 R)
• M5: 1,545,795 km (0.103 R)
• M6: 1,890,767 km (0.102 R)
• M7: 2,881,405 km (0.082 R)
• M8: 3,136,170 km (0.057 R)
• M9: 3,662,006 km (0.092 R)
• M10: 4,023,435 km (0.12 R)
• M11: 5,633,407 km (0.087 R)
• M12: 6,366,736 km (0.115 R)
• M13: 6,712,456 km (0.116 R)
• M14: 7,208,074 km (0.107 R)
• M15: 7,535,993 km (0.12 R)
• M16: 8,842,132 km (0.087 R)
• M17: 9,382,479 km (0.099 R)
• M18: 12,486,336 km (0.106 R)
• M19: 19,611,234 km (0.078 R)
• M20: 20,343,366 km (0.089 R)
• M21: 22,253,282 km (0.118 R)
• M22: 29,519,400 km (0.079 R)
• M23: 32,464,683 km (0.064 R)
• M24: 33,102,119 km (0.098 R)
• M25: 41,116,676 km (0.103 R)
• M26: 43,535,673 km (0.104 R)
• M27: 49,994,711 km (0.086 R)
• M28: 50,844,427 km (0.103 R)
• M29: 51,358,894 km (0.06 R)
• M30: 53,983,289 km (0.062 R)
• M31: 57,805,664 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 113.3

Radius: 7.6

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 20.05 AU - 20.67 AU

Year: 32140 Days

Day: 17.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,302,778 km

• M1: 94,546 km (0.101 R)
• M2: 333,304 km (0.093 R)
• M3: 655,239 km (0.065 R)
• M4: 1,088,474 km (0.039 R)
• M5: 1,578,108 km (0.099 R)
• M6: 1,865,635 km (0.109 R)
• M7: 4,066,220 km (0.098 R)
• M8: 5,068,077 km (0.078 R)
• M9: 6,500,775 km (0.102 R)
• M10: 7,772,806 km (0.074 R)
• M11: 8,659,772 km (0.096 R)
• M12: 9,612,561 km (0.07 R)
• M13: 10,800,966 km (0.117 R)
• M14: 12,024,078 km (0.081 R)
• M15: 16,616,583 km (0.092 R)
• M16: 24,813,200 km (0.102 R)
• M17: 32,334,832 km (0.044 R)
• M18: 37,896,432 km (0.065 R)
• M19: 39,748,603 km (0.107 R)
• M20: 40,288,801 km (0.081 R)
• M21: 42,077,991 km (0.093 R)
• M22: 51,663,625 km (0.12 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: 220 - 18,619 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit