🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.71 AU - 0.91 AU

Year: 255 Days

Day: 33.4 Hours

Environment

Temp: 137 °C

Axial Tilt: 4.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 48,807,056 km

• M1: 39,494 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.16 AU - 1.54 AU

Year: 549 Days

Day: 33 Hours

Environment

Temp: -3 °C

Axial Tilt: 28 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.45 AU - 4.67 AU

Year: 2862 Days

Day: 44 Hours

Environment

Temp: -116 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.21 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.3

Radius: 11.9

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 5.98 AU - 6.72 AU

Year: 5598 Days

Day: 11.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,807,056 km

• M1: 148,401 km (0.107 R)
• M2: 769,531 km (0.028 R)
• M3: 1,143,975 km (0.068 R)
• M4: 1,692,850 km (0.105 R)
• M5: 2,305,602 km (0.097 R)
• M6: 3,290,256 km (0.104 R)
• M7: 3,717,208 km (0.062 R)
• M8: 4,536,256 km (0.067 R)
• M9: 6,689,418 km (0.048 R)
• M10: 7,077,774 km (0.091 R)
• M11: 7,481,390 km (0.097 R)
• M12: 7,900,413 km (0.098 R)
• M13: 9,173,341 km (0.109 R)
• M14: 9,983,563 km (0.11 R)
• M15: 10,929,321 km (0.04 R)
• M16: 11,980,845 km (0.065 R)
• M17: 13,760,311 km (0.115 R)
• M18: 16,574,247 km (0.061 R)
• M19: 17,714,333 km (0.098 R)
• M20: 19,488,713 km (0.079 R)
• M21: 27,284,258 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.1

Radius: 9.7

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 5.98 AU - 6.78 AU

Year: 5638 Days

Day: 5.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 48,807,056 km

• M1: 125,961 km (0.032 R)
• M2: 747,840 km (0.072 R)
• M3: 1,249,591 km (0.035 R)
• M4: 2,061,608 km (0.117 R)
• M5: 2,534,038 km (0.116 R)
• M6: 2,919,103 km (0.115 R)
• M7: 4,154,632 km (0.116 R)
• M8: 6,562,410 km (0.058 R)
• M9: 7,119,811 km (0.08 R)
• M10: 10,616,662 km (0.11 R)
• M11: 11,823,617 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.1

Radius: 8.6

Gravity: 10.03 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 6.45 AU - 8.35 AU

Year: 7042 Days

Day: 8.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 48,807,056 km

• M1: 108,458 km (0.041 R)
• M2: 386,262 km (0.036 R)
• M3: 751,281 km (0.098 R)
• M4: 1,380,340 km (0.119 R)
• M5: 2,538,526 km (0.085 R)
• M6: 3,069,150 km (0.101 R)
• M7: 3,815,942 km (0.098 R)
• M8: 5,201,518 km (0.068 R)
• M9: 5,698,183 km (0.119 R)
• M10: 6,643,193 km (0.09 R)
• M11: 10,486,362 km (0.059 R)
• M12: 11,228,667 km (0.096 R)
• M13: 13,040,297 km (0.09 R)
• M14: 16,175,719 km (0.049 R)
• M15: 19,780,728 km (0.09 R)
• M16: 20,835,842 km (0.063 R)
• M17: 21,144,013 km (0.111 R)
• M18: 23,222,377 km (0.112 R)
• M19: 24,226,029 km (0.096 R)
• M20: 24,997,505 km (0.088 R)
• M21: 27,502,671 km (0.111 R)
• M22: 28,911,434 km (0.119 R)
• M23: 33,006,227 km (0.103 R)
• M24: 34,704,013 km (0.094 R)
• M25: 35,464,718 km (0.084 R)
• M26: 36,906,991 km (0.047 R)
• M27: 37,245,232 km (0.028 R)
• M28: 38,272,670 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952

Radius: 8.3

Gravity: 13.82 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 8.47 AU - 8.59 AU

Year: 8716 Days

Day: 12 Hours

Environment

Temp: -160 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 48,807,056 km

• M1: 103,821 km (0.12 R)
• M2: 406,607 km (0.041 R)
• M3: 703,559 km (0.109 R)
• M4: 1,019,809 km (0.069 R)
• M5: 1,821,803 km (0.089 R)
• M6: 3,660,361 km (0.114 R)
• M7: 5,728,551 km (0.094 R)
• M8: 9,028,231 km (0.051 R)
• M9: 9,556,910 km (0.118 R)
• M10: 11,880,016 km (0.119 R)
• M11: 14,883,043 km (0.025 R)
• M12: 15,215,450 km (0.074 R)
• M13: 18,055,565 km (0.078 R)
• M14: 22,251,636 km (0.054 R)
• M15: 23,753,150 km (0.099 R)
• M16: 24,852,993 km (0.054 R)
• M17: 28,355,977 km (0.041 R)
• M18: 30,865,930 km (0.1 R)
• M19: 33,862,525 km (0.096 R)
• M20: 34,437,879 km (0.115 R)
• M21: 35,019,814 km (0.101 R)
• M22: 42,124,965 km (0.07 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 13,347 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit