🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.64 AU - 0.74 AU

Year: 216 Days

Day: 15.1 Hours

Environment

Temp: 120 °C

Axial Tilt: 29.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.89 AU - 1.23 AU

Year: 411 Days

Day: 33.5 Hours

Environment

Temp: 4 °C

Axial Tilt: 28.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 111,836,675 km

• M1: 25,432 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.12 AU - 1.28 AU

Year: 495 Days

Day: 46.7 Hours

Environment

Temp: -16 °C

Axial Tilt: 22.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 111,836,675 km

• M1: 35,604 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.78 AU - 2.08 AU

Year: 1010 Days

Day: 15.8 Hours

Environment

Temp: -80 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 111,836,675 km

• M1: 1,384,678 km (0.041 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.11 AU - 2.21 AU

Year: 1196 Days

Day: 16.7 Hours

Environment

Temp: -92 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.14 AU - 2.44 AU

Year: 1306 Days

Day: 45.7 Hours

Environment

Temp: -90 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.03 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.4

Radius: 13.8

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 5.67 AU - 5.85 AU

Year: 5208 Days

Day: 14.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 111,836,675 km

• M1: 171,589 km (0.11 R)
• M2: 788,381 km (0.066 R)
• M3: 1,480,869 km (0.116 R)
• M4: 2,719,540 km (0.095 R)
• M5: 3,514,952 km (0.085 R)
• M6: 5,021,701 km (0.113 R)
• M7: 6,062,155 km (0.119 R)
• M8: 7,905,051 km (0.075 R)
• M9: 8,568,667 km (0.115 R)
• M10: 9,142,973 km (0.115 R)
• M11: 9,699,028 km (0.091 R)
• M12: 11,701,246 km (0.099 R)
• M13: 14,078,057 km (0.112 R)
• M14: 16,697,815 km (0.029 R)
• M15: 17,726,450 km (0.109 R)
• M16: 20,482,641 km (0.119 R)
• M17: 21,436,926 km (0.115 R)
• M18: 23,592,631 km (0.085 R)
• M19: 25,636,438 km (0.061 R)
• M20: 27,707,321 km (0.042 R)
• M21: 31,306,646 km (0.116 R)
• M22: 31,984,174 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.7

Radius: 10.2

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 7.44 AU - 11.3 AU

Year: 10805 Days

Day: 7.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 111,836,675 km

• M1: 126,859 km (0.064 R)
• M2: 1,242,111 km (0.115 R)
• M3: 2,356,466 km (0.049 R)
• M4: 4,170,639 km (0.115 R)
• M5: 4,918,329 km (0.092 R)
• M6: 6,204,422 km (0.11 R)
• M7: 7,404,347 km (0.071 R)
• M8: 8,076,789 km (0.082 R)
• M9: 11,223,131 km (0.082 R)
• M10: 17,669,005 km (0.049 R)
• M11: 18,624,636 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 906.6

Radius: 4.9

Gravity: 37.76 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 18.65 AU - 19.17 AU

Year: 30979 Days

Day: 19.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 111,836,675 km

• M1: 61,036 km (0.095 R)
• M2: 300,841 km (0.071 R)
• M3: 610,060 km (0.101 R)
• M4: 902,524 km (0.069 R)
• M5: 1,267,393 km (0.081 R)
• M6: 2,488,411 km (0.111 R)
• M7: 2,731,059 km (0.084 R)
• M8: 3,295,043 km (0.102 R)
• M9: 5,019,457 km (0.093 R)
• M10: 6,439,590 km (0.091 R)
• M11: 12,268,521 km (0.074 R)
• M12: 12,812,758 km (0.03 R)
• M13: 16,051,104 km (0.116 R)
• M14: 19,272,843 km (0.066 R)
• M15: 22,096,054 km (0.095 R)
• M16: 28,952,125 km (0.079 R)
• M17: 32,196,005 km (0.069 R)
• M18: 35,674,006 km (0.12 R)
• M19: 36,780,282 km (0.053 R)
• M20: 38,235,869 km (0.084 R)
• M21: 39,561,755 km (0.064 R)
• M22: 40,746,720 km (0.096 R)
• M23: 46,093,647 km (0.059 R)
• M24: 54,130,942 km (0.039 R)
• M25: 59,463,209 km (0.079 R)
• M26: 59,904,223 km (0.079 R)
• M27: 60,569,934 km (0.053 R)
• M28: 74,429,578 km (0.12 R)
• M29: 76,492,982 km (0.105 R)
• M30: 83,185,990 km (0.1 R)
• M31: 87,099,321 km (0.075 R)
• M32: 90,258,828 km (0.069 R)
• M33: 103,342,957 km (0.059 R)
• M34: 105,585,728 km (0.089 R)
• M35: 110,168,360 km (0.103 R)
• M36: 110,500,766 km (0.063 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 10,913 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit