🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.5 AU - 0.58 AU

Year: 143 Days

Day: 14.4 Hours

Environment

Temp: 248 °C

Axial Tilt: 74.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 98,208,375 km

• M1: 31,116 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.61 AU - 0.63 AU

Year: 176 Days

Day: 16 Hours

Environment

Temp: 141 °C

Axial Tilt: 11.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.81 AU - 1.15 AU

Year: 349 Days

Day: 42.1 Hours

Environment

Temp: 82 °C

Axial Tilt: 33.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.99 AU - 1.35 AU

Year: 455 Days

Day: 22.3 Hours

Environment

Temp: 11 °C

Axial Tilt: 9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.66 AU - 2.24 AU

Year: 980 Days

Day: 32.4 Hours

Environment

Temp: -55 °C

Axial Tilt: 41.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 2.19 AU - 2.21 AU

Year: 1174 Days

Day: 41.7 Hours

Environment

Temp: -69 °C

Axial Tilt: 52.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.01 AU - 3.25 AU

Year: 1993 Days

Day: 43.7 Hours

Environment

Temp: -92 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469

Radius: 9.6

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 5.88 AU - 9.5 AU

Year: 7675 Days

Day: 7.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 98,208,375 km

• M1: 129,552 km (0.108 R)
• M2: 1,110,914 km (0.039 R)
• M3: 2,446,673 km (0.072 R)
• M4: 2,753,050 km (0.119 R)
• M5: 3,064,812 km (0.095 R)
• M6: 4,531,170 km (0.106 R)
• M7: 5,110,712 km (0.09 R)
• M8: 5,676,940 km (0.094 R)
• M9: 8,653,638 km (0.069 R)
• M10: 11,070,691 km (0.096 R)
• M11: 13,238,065 km (0.095 R)
• M12: 16,421,358 km (0.057 R)
• M13: 33,337,885 km (0.061 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.8

Radius: 11.4

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 7.97 AU - 8.85 AU

Year: 8777 Days

Day: 10.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 98,208,375 km

• M1: 141,819 km (0.062 R)
• M2: 729,290 km (0.055 R)
• M3: 1,201,720 km (0.103 R)
• M4: 1,783,955 km (0.073 R)
• M5: 4,007,428 km (0.12 R)
• M6: 4,396,532 km (0.102 R)
• M7: 10,058,213 km (0.049 R)
• M8: 14,405,078 km (0.112 R)
• M9: 15,256,739 km (0.12 R)
• M10: 18,013,678 km (0.082 R)
• M11: 22,616,954 km (0.035 R)
• M12: 23,231,502 km (0.085 R)
• M13: 23,947,478 km (0.1 R)
• M14: 24,770,266 km (0.111 R)
• M15: 26,666,419 km (0.094 R)
• M16: 28,251,558 km (0.089 R)
• M17: 30,320,197 km (0.088 R)
• M18: 41,932,283 km (0.12 R)
• M19: 45,169,731 km (0.116 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 820.3

Radius: 5.5

Gravity: 27.12 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 14.53 AU - 20.87 AU

Year: 26800 Days

Day: 17.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 98,208,375 km

• M1: 71,657 km (0.106 R)
• M2: 470,336 km (0.11 R)
• M3: 853,456 km (0.073 R)
• M4: 1,309,879 km (0.085 R)
• M5: 1,601,894 km (0.058 R)
• M6: 2,537,030 km (0.115 R)
• M7: 5,582,095 km (0.112 R)
• M8: 6,255,585 km (0.091 R)
• M9: 9,999,570 km (0.037 R)
• M10: 14,845,195 km (0.092 R)
• M11: 15,694,313 km (0.104 R)
• M12: 17,957,728 km (0.115 R)
• M13: 18,339,053 km (0.09 R)
• M14: 19,515,341 km (0.098 R)
• M15: 38,877,495 km (0.062 R)
• M16: 40,322,760 km (0.094 R)
• M17: 50,127,853 km (0.079 R)
• M18: 50,504,690 km (0.1 R)
• M19: 56,590,182 km (0.09 R)
• M20: 59,491,782 km (0.086 R)
• M21: 63,806,633 km (0.074 R)
• M22: 64,916,949 km (0.086 R)
• M23: 70,899,368 km (0.118 R)
• M24: 76,239,862 km (0.094 R)
• M25: 89,361,390 km (0.072 R)
• M26: 96,161,810 km (0.101 R)

Kuiper Belt

Range: 30.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 319 - 11,534 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit