🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.63 AU - 0.97 AU

Year: 261 Days

Day: 34.5 Hours

Environment

Temp: 91 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.24 AU - 1.76 AU

Year: 671 Days

Day: 45.5 Hours

Environment

Temp: -31 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.53 AU - 1.57 AU

Year: 705 Days

Day: 37 Hours

Environment

Temp: -35 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,913,586 km

• M1: 32,014 km (0.035 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.28 AU - 1.96 AU

Year: 753 Days

Day: 21.5 Hours

Environment

Temp: -39 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.38 AU - 2.42 AU

Year: 1358 Days

Day: 41.9 Hours

Environment

Temp: -93 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3 AU - 4.7 AU

Year: 2759 Days

Day: 37.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 78,913,586 km

• M1: 226,641 km (0.065 R)
• M2: 408,701 km (0.08 R)

Asteroid Belt

Center: 6.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.9

Radius: 14.6

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 6.5 AU - 10.62 AU

Year: 9147 Days

Day: 6.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,913,586 km

• M1: 185,352 km (0.103 R)
• M2: 686,804 km (0.03 R)
• M3: 2,039,169 km (0.076 R)
• M4: 3,979,603 km (0.106 R)
• M5: 5,144,222 km (0.081 R)
• M6: 6,016,078 km (0.07 R)
• M7: 7,756,350 km (0.086 R)
• M8: 9,763,056 km (0.113 R)
• M9: 11,982,490 km (0.112 R)
• M10: 12,615,588 km (0.117 R)
• M11: 13,637,791 km (0.109 R)
• M12: 20,475,909 km (0.083 R)
• M13: 22,487,253 km (0.108 R)
• M14: 26,511,585 km (0.106 R)
• M15: 27,193,452 km (0.027 R)
• M16: 28,490,615 km (0.088 R)
• M17: 31,424,080 km (0.09 R)
• M18: 32,408,284 km (0.071 R)
• M19: 34,438,327 km (0.114 R)
• M20: 35,133,509 km (0.111 R)
• M21: 36,074,928 km (0.093 R)
• M22: 40,009,651 km (0.088 R)
• M23: 43,142,231 km (0.098 R)
• M24: 45,181,250 km (0.044 R)
• M25: 47,711,847 km (0.036 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.9

Radius: 8.4

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 9.92 AU - 12.66 AU

Year: 13856 Days

Day: 12.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 60.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,913,586 km

• M1: 133,292 km (0.085 R)
• M2: 403,914 km (0.066 R)
• M3: 736,022 km (0.101 R)
• M4: 1,024,446 km (0.101 R)
• M5: 1,525,749 km (0.036 R)
• M6: 1,813,425 km (0.045 R)
• M7: 2,243,669 km (0.043 R)
• M8: 3,818,785 km (0.111 R)
• M9: 4,258,453 km (0.058 R)
• M10: 6,490,752 km (0.064 R)
• M11: 6,782,917 km (0.099 R)
• M12: 7,893,831 km (0.03 R)
• M13: 8,264,684 km (0.104 R)
• M14: 10,036,671 km (0.089 R)
• M15: 10,428,019 km (0.103 R)
• M16: 11,241,532 km (0.095 R)
• M17: 12,943,357 km (0.083 R)
• M18: 16,668,344 km (0.111 R)
• M19: 21,621,979 km (0.109 R)
• M20: 25,822,836 km (0.107 R)
• M21: 28,674,770 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 431.2

Radius: 6

Gravity: 11.98 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 15.71 AU - 19.2 AU

Year: 26625 Days

Day: 24.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 78,913,586 km

• M1: 74,649 km (0.072 R)
• M2: 346,020 km (0.07 R)
• M3: 914,043 km (0.07 R)
• M4: 1,321,248 km (0.111 R)
• M5: 1,661,135 km (0.098 R)
• M6: 2,267,754 km (0.099 R)
• M7: 2,682,290 km (0.056 R)
• M8: 3,038,632 km (0.092 R)
• M9: 3,483,835 km (0.109 R)
• M10: 4,166,002 km (0.058 R)
• M11: 5,196,432 km (0.056 R)
• M12: 8,259,897 km (0.11 R)
• M13: 10,349,181 km (0.107 R)
• M14: 12,488,879 km (0.096 R)
• M15: 16,020,735 km (0.113 R)
• M16: 18,323,944 km (0.107 R)
• M17: 21,725,800 km (0.075 R)
• M18: 24,537,492 km (0.054 R)
• M19: 30,870,568 km (0.109 R)
• M20: 41,663,306 km (0.095 R)
• M21: 44,666,633 km (0.025 R)
• M22: 47,980,824 km (0.114 R)
• M23: 50,220,604 km (0.113 R)
• M24: 51,455,085 km (0.09 R)
• M25: 60,272,234 km (0.113 R)
• M26: 70,044,565 km (0.112 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: 422 - 20,194 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit