🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.73 AU - 0.79 AU

Year: 242 Days

Day: 40 Hours

Environment

Temp: 184 °C

Axial Tilt: 31.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,606,424 km

• M1: 48,470 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.74 AU - 0.82 AU

Year: 252 Days

Day: 21.8 Hours

Environment

Temp: 165 °C

Axial Tilt: 11.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,606,424 km

• M1: 69,413 km (0.083 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.01 AU - 1.35 AU

Year: 468 Days

Day: 22.8 Hours

Environment

Temp: -7 °C

Axial Tilt: 46.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 41,606,424 km

• M1: 102,325 km (0.025 R)
• M2: 474,076 km (0.084 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.2 AU - 1.86 AU

Year: 691 Days

Day: 18 Hours

Environment

Temp: -36 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.84 AU - 2.24 AU

Year: 1064 Days

Day: 20.7 Hours

Environment

Temp: -67 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.71 AU - 4.49 AU

Year: 2495 Days

Day: 24.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 48.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.6

Radius: 14

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 5.04 AU - 7.8 AU

Year: 5941 Days

Day: 6.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,606,424 km

• M1: 232,325 km (0.118 R)
• M2: 698,921 km (0.089 R)
• M3: 1,492,538 km (0.08 R)
• M4: 2,362,001 km (0.109 R)
• M5: 3,721,247 km (0.11 R)
• M6: 4,179,316 km (0.041 R)
• M7: 5,436,237 km (0.084 R)
• M8: 8,375,386 km (0.089 R)
• M9: 10,273,933 km (0.111 R)
• M10: 10,721,979 km (0.085 R)
• M11: 13,799,506 km (0.067 R)
• M12: 16,132,186 km (0.099 R)
• M13: 16,738,955 km (0.114 R)
• M14: 18,453,346 km (0.059 R)
• M15: 19,251,900 km (0.106 R)
• M16: 21,786,237 km (0.1 R)
• M17: 23,905,590 km (0.082 R)
• M18: 27,082,151 km (0.045 R)
• M19: 28,639,166 km (0.058 R)
• M20: 29,350,055 km (0.09 R)
• M21: 30,346,526 km (0.047 R)
• M22: 31,272,088 km (0.08 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.7

Radius: 10.9

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 8.19 AU - 10.59 AU

Year: 10510 Days

Day: 14.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 41,606,424 km

• M1: 137,181 km (0.04 R)
• M2: 594,951 km (0.08 R)
• M3: 1,219,522 km (0.106 R)
• M4: 3,416,367 km (0.027 R)
• M5: 3,949,234 km (0.106 R)
• M6: 7,327,304 km (0.068 R)
• M7: 9,909,513 km (0.12 R)
• M8: 13,404,119 km (0.063 R)
• M9: 13,768,988 km (0.116 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.7

Radius: 11

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 9.26 AU - 10.36 AU

Year: 11223 Days

Day: 6.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 41,606,424 km

• M1: 136,882 km (0.1 R)
• M2: 554,709 km (0.093 R)
• M3: 1,360,293 km (0.032 R)
• M4: 1,824,944 km (0.042 R)
• M5: 2,466,570 km (0.033 R)
• M6: 3,036,986 km (0.118 R)
• M7: 3,456,908 km (0.118 R)
• M8: 4,414,932 km (0.111 R)
• M9: 6,103,294 km (0.099 R)
• M10: 6,666,829 km (0.097 R)
• M11: 9,735,979 km (0.11 R)
• M12: 13,998,172 km (0.032 R)
• M13: 14,360,947 km (0.102 R)
• M14: 16,202,945 km (0.085 R)
• M15: 16,602,970 km (0.066 R)
• M16: 17,215,274 km (0.117 R)
• M17: 17,701,916 km (0.107 R)
• M18: 18,921,887 km (0.054 R)
• M19: 19,365,594 km (0.105 R)
• M20: 19,816,332 km (0.098 R)
• M21: 23,085,644 km (0.101 R)
• M22: 25,694,332 km (0.081 R)
• M23: 27,256,732 km (0.031 R)
• M24: 29,076,889 km (0.093 R)
• M25: 31,387,129 km (0.03 R)
• M26: 34,361,434 km (0.093 R)
• M27: 36,369,786 km (0.095 R)
• M28: 38,455,180 km (0.068 R)
• M29: 41,358,127 km (0.052 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 17,902 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit