🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.61 AU - 0.71 AU

Year: 202 Days

Day: 32.8 Hours

Environment

Temp: 191 °C

Axial Tilt: 11.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.21 AU - 1.37 AU

Year: 552 Days

Day: 40.9 Hours

Environment

Temp: -39 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.96 AU - 2.08 AU

Year: 1082 Days

Day: 45.3 Hours

Environment

Temp: -73 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 98,553,589 km

• M1: 1,194,539 km (0.074 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.8 AU - 4.82 AU

Year: 3371 Days

Day: 17.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.8

Radius: 11.3

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 5.12 AU - 6.96 AU

Year: 5592 Days

Day: 12.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 98,553,589 km

• M1: 140,472 km (0.084 R)
• M2: 585,526 km (0.069 R)
• M3: 1,095,804 km (0.036 R)
• M4: 1,617,452 km (0.102 R)
• M5: 3,333,041 km (0.106 R)
• M6: 4,291,963 km (0.085 R)
• M7: 4,972,484 km (0.106 R)
• M8: 6,254,388 km (0.057 R)
• M9: 6,715,897 km (0.094 R)
• M10: 7,235,750 km (0.064 R)
• M11: 9,718,177 km (0.117 R)
• M12: 11,659,209 km (0.077 R)
• M13: 12,877,834 km (0.025 R)
• M14: 14,804,804 km (0.101 R)
• M15: 16,665,801 km (0.098 R)
• M16: 22,791,684 km (0.036 R)
• M17: 28,355,828 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.1

Radius: 14.3

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 6.61 AU - 8.11 AU

Year: 7522 Days

Day: 6.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 98,553,589 km

• M1: 178,470 km (0.061 R)
• M2: 1,091,616 km (0.04 R)
• M3: 1,677,441 km (0.057 R)
• M4: 2,281,368 km (0.066 R)
• M5: 2,749,908 km (0.1 R)
• M6: 4,240,501 km (0.1 R)
• M7: 4,870,757 km (0.07 R)
• M8: 5,819,058 km (0.093 R)
• M9: 9,592,963 km (0.077 R)
• M10: 13,977,677 km (0.096 R)
• M11: 14,881,248 km (0.087 R)
• M12: 16,605,663 km (0.04 R)
• M13: 20,296,542 km (0.088 R)
• M14: 22,903,883 km (0.075 R)
• M15: 24,935,422 km (0.087 R)
• M16: 28,204,135 km (0.088 R)
• M17: 29,941,266 km (0.08 R)
• M18: 33,521,442 km (0.116 R)
• M19: 34,921,080 km (0.069 R)
• M20: 37,606,810 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.3

Radius: 12.9

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 9.35 AU - 9.45 AU

Year: 10857 Days

Day: 5.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 98,553,589 km

• M1: 161,267 km (0.085 R)
• M2: 709,094 km (0.117 R)
• M3: 1,452,446 km (0.106 R)
• M4: 5,231,886 km (0.115 R)
• M5: 5,947,712 km (0.115 R)
• M6: 7,900,264 km (0.114 R)
• M7: 10,397,501 km (0.084 R)
• M8: 11,423,892 km (0.087 R)
• M9: 13,088,617 km (0.102 R)
• M10: 13,979,173 km (0.063 R)
• M11: 15,164,886 km (0.105 R)
• M12: 16,688,540 km (0.032 R)
• M13: 23,812,839 km (0.081 R)
• M14: 25,501,650 km (0.117 R)
• M15: 34,375,945 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 587.2

Radius: 7.9

Gravity: 9.41 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 16.95 AU - 21.57 AU

Year: 31843 Days

Day: 16 Hours

Environment

Temp: -208 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 98,553,589 km

• M1: 98,286 km (0.034 R)
• M2: 374,294 km (0.062 R)
• M3: 653,443 km (0.05 R)
• M4: 1,118,244 km (0.099 R)
• M5: 1,563,896 km (0.119 R)
• M6: 2,190,861 km (0.068 R)
• M7: 3,354,732 km (0.062 R)
• M8: 5,331,818 km (0.104 R)
• M9: 5,586,433 km (0.065 R)
• M10: 7,871,690 km (0.099 R)
• M11: 8,542,338 km (0.092 R)
• M12: 12,184,896 km (0.104 R)
• M13: 13,390,206 km (0.079 R)
• M14: 14,590,729 km (0.094 R)
• M15: 15,006,312 km (0.09 R)
• M16: 17,481,409 km (0.091 R)
• M17: 21,471,034 km (0.101 R)
• M18: 23,790,699 km (0.107 R)
• M19: 24,483,038 km (0.113 R)
• M20: 28,532,652 km (0.05 R)
• M21: 34,744,255 km (0.091 R)
• M22: 36,086,148 km (0.1 R)
• M23: 39,032,179 km (0.101 R)
• M24: 61,851,539 km (0.09 R)
• M25: 68,343,039 km (0.105 R)
• M26: 75,768,629 km (0.11 R)
• M27: 77,265,355 km (0.088 R)
• M28: 88,298,647 km (0.042 R)
• M29: 89,124,577 km (0.119 R)
• M30: 89,678,089 km (0.074 R)
• M31: 91,072,042 km (0.081 R)
• M32: 95,051,495 km (0.086 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 12,677 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit