🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.71 AU - 0.8 AU

Year: 235 Days

Day: 35.5 Hours

Environment

Temp: 183 °C

Axial Tilt: 41.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,413,149 km

• M1: 70,311 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.08 AU - 1.22 AU

Year: 446 Days

Day: 45.8 Hours

Environment

Temp: 12 °C

Axial Tilt: 0.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 27,413,149 km

• M1: 290,968 km (0.069 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.62 AU - 3.26 AU

Year: 1823 Days

Day: 43.1 Hours

Environment

Temp: -108 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.91 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.94 AU - 5.82 AU

Year: 3899 Days

Day: 32.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.3

Radius: 13.6

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 5.16 AU - 5.58 AU

Year: 4500 Days

Day: 8.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 27,413,149 km

• M1: 169,195 km (0.112 R)
• M2: 652,247 km (0.048 R)
• M3: 1,114,504 km (0.071 R)
• M4: 1,562,400 km (0.065 R)
• M5: 2,668,826 km (0.076 R)
• M6: 3,393,029 km (0.112 R)
• M7: 4,014,908 km (0.083 R)
• M8: 4,990,884 km (0.087 R)
• M9: 5,535,271 km (0.076 R)
• M10: 6,452,755 km (0.113 R)
• M11: 7,044,713 km (0.071 R)
• M12: 7,672,875 km (0.072 R)
• M13: 8,781,395 km (0.111 R)
• M14: 9,307,232 km (0.083 R)
• M15: 9,923,874 km (0.043 R)
• M16: 15,265,565 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.4

Radius: 12.6

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 6.18 AU - 7.44 AU

Year: 6427 Days

Day: 8.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 27,413,149 km

• M1: 156,779 km (0.099 R)
• M2: 1,785,451 km (0.116 R)
• M3: 2,375,016 km (0.096 R)
• M4: 3,327,655 km (0.113 R)
• M5: 3,748,175 km (0.102 R)
• M6: 10,678,446 km (0.12 R)
• M7: 11,459,197 km (0.054 R)
• M8: 11,887,795 km (0.091 R)
• M9: 13,923,822 km (0.091 R)
• M10: 16,123,359 km (0.087 R)
• M11: 17,028,127 km (0.075 R)
• M12: 19,203,879 km (0.105 R)
• M13: 20,777,050 km (0.117 R)
• M14: 21,343,876 km (0.071 R)
• M15: 22,067,032 km (0.089 R)
• M16: 23,031,340 km (0.116 R)
• M17: 23,946,131 km (0.118 R)
• M18: 24,726,882 km (0.068 R)
• M19: 29,594,348 km (0.115 R)

Asteroid Belt

Center: 8.02 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.3

Radius: 14.4

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 8.86 AU - 9.58 AU

Year: 10125 Days

Day: 14 Hours

Environment

Temp: -172 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 27,413,149 km

• M1: 179,069 km (0.046 R)
• M2: 786,286 km (0.045 R)
• M3: 1,848,282 km (0.1 R)
• M4: 2,391,472 km (0.054 R)
• M5: 3,063,465 km (0.045 R)
• M6: 3,679,659 km (0.118 R)
• M7: 7,583,266 km (0.089 R)
• M8: 12,570,559 km (0.086 R)
• M9: 14,285,849 km (0.089 R)
• M10: 18,027,291 km (0.074 R)
• M11: 20,204,240 km (0.092 R)
• M12: 22,205,261 km (0.107 R)
• M13: 24,888,598 km (0.102 R)
• M14: 25,734,125 km (0.089 R)
• M15: 27,681,590 km (0.106 R)
• M16: 30,784,549 km (0.088 R)
• M17: 36,101,108 km (0.034 R)
• M18: 37,796,052 km (0.106 R)
• M19: 42,264,839 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 38.1

Radius: 4.2

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 12.67 AU - 14.73 AU

Year: 18339 Days

Day: 19 Hours

Environment

Temp: -195 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,413,149 km

• M1: 56,099 km (0.049 R)
• M2: 196,422 km (0.096 R)
• M3: 1,360,892 km (0.101 R)
• M4: 1,883,288 km (0.037 R)
• M5: 2,242,771 km (0.085 R)
• M6: 3,681,753 km (0.049 R)
• M7: 5,335,707 km (0.098 R)
• M8: 5,643,131 km (0.079 R)
• M9: 5,844,789 km (0.09 R)
• M10: 6,732,203 km (0.112 R)
• M11: 7,462,690 km (0.081 R)
• M12: 10,608,883 km (0.086 R)
• M13: 13,644,971 km (0.114 R)
• M14: 25,804,137 km (0.076 R)
• M15: 25,962,112 km (0.107 R)

Kuiper Belt

Range: 30.3 - 56.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 19,340 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit