🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.68 AU - 0.82 AU

Year: 246 Days

Day: 44.8 Hours

Environment

Temp: 157 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.8 AU - 1.1 AU

Year: 351 Days

Day: 40.3 Hours

Environment

Temp: 29 °C

Axial Tilt: 9.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 103,721,811 km

• M1: 127,009 km (0.101 R)
• M2: 383,868 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.07 AU - 1.11 AU

Year: 431 Days

Day: 12.4 Hours

Environment

Temp: 7 °C

Axial Tilt: 25.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 103,721,811 km

• M1: 293,062 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.33 AU - 1.59 AU

Year: 668 Days

Day: 25.1 Hours

Environment

Temp: -40 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.49 AU - 1.67 AU

Year: 752 Days

Day: 12.8 Hours

Environment

Temp: -52 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.5

Radius: 9.1

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 6.94 AU - 10.08 AU

Year: 9402 Days

Day: 11 Hours

Environment

Temp: -183 °C

Axial Tilt: 120.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 103,721,811 km

• M1: 113,246 km (0.052 R)
• M2: 569,968 km (0.058 R)
• M3: 942,766 km (0.118 R)
• M4: 1,412,653 km (0.115 R)
• M5: 1,859,651 km (0.114 R)
• M6: 2,367,985 km (0.089 R)
• M7: 4,027,175 km (0.103 R)
• M8: 4,829,767 km (0.086 R)
• M9: 5,242,657 km (0.082 R)
• M10: 5,906,124 km (0.079 R)
• M11: 7,069,696 km (0.045 R)
• M12: 7,844,464 km (0.101 R)
• M13: 9,015,216 km (0.091 R)
• M14: 10,467,064 km (0.104 R)
• M15: 10,940,242 km (0.063 R)
• M16: 12,162,157 km (0.116 R)
• M17: 19,470,911 km (0.086 R)
• M18: 21,259,653 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 875.5

Radius: 4.8

Gravity: 38 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 14.75 AU - 20.61 AU

Year: 28156 Days

Day: 22.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 103,721,811 km

• M1: 59,989 km (0.113 R)
• M2: 350,209 km (0.108 R)
• M3: 695,032 km (0.043 R)
• M4: 1,163,423 km (0.068 R)
• M5: 2,032,885 km (0.101 R)
• M6: 2,510,252 km (0.111 R)
• M7: 4,206,393 km (0.106 R)
• M8: 4,619,433 km (0.068 R)
• M9: 7,905,499 km (0.113 R)
• M10: 10,281,862 km (0.112 R)
• M11: 17,212,581 km (0.051 R)
• M12: 18,657,248 km (0.06 R)
• M13: 21,676,133 km (0.107 R)
• M14: 22,450,751 km (0.113 R)
• M15: 24,645,950 km (0.084 R)
• M16: 35,463,671 km (0.116 R)
• M17: 36,537,934 km (0.094 R)
• M18: 41,726,436 km (0.088 R)
• M19: 43,792,084 km (0.061 R)
• M20: 50,975,325 km (0.035 R)
• M21: 51,169,204 km (0.12 R)
• M22: 53,533,748 km (0.116 R)
• M23: 61,940,550 km (0.089 R)
• M24: 66,918,868 km (0.049 R)
• M25: 67,384,266 km (0.102 R)
• M26: 68,793,329 km (0.098 R)
• M27: 69,743,575 km (0.066 R)
• M28: 79,471,176 km (0.116 R)
• M29: 85,885,334 km (0.119 R)
• M30: 87,541,084 km (0.082 R)
• M31: 92,347,663 km (0.061 R)
• M32: 96,435,874 km (0.049 R)
• M33: 99,428,729 km (0.108 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: 148 - 18,030 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit