🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.58 AU - 0.9 AU

Year: 242 Days

Day: 28.4 Hours

Environment

Temp: 139 °C

Axial Tilt: 5.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.88 AU - 1.06 AU

Year: 364 Days

Day: 36.1 Hours

Environment

Temp: 14 °C

Axial Tilt: 34.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 9,886,236 km

• M1: 57,595 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.96 AU - 1.4 AU

Year: 488 Days

Day: 15.5 Hours

Environment

Temp: -7 °C

Axial Tilt: 0.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.08 AU - 1.4 AU

Year: 526 Days

Day: 32.5 Hours

Environment

Temp: -31 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 9,886,236 km

• M1: 57,446 km (0.052 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.96 AU - 3.46 AU

Year: 2190 Days

Day: 28 Hours

Environment

Temp: -122 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.7 AU - 3.92 AU

Year: 2832 Days

Day: 21.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 9,886,236 km

• M1: 1,486,105 km (0.03 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.6 AU - 4.4 AU

Year: 3046 Days

Day: 16.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 45.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 9,886,236 km

• M1: 628,909 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.4

Radius: 8.3

Gravity: 12.45 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.55 AU - 5.19 AU

Year: 3479 Days

Day: 7 Hours

Environment

Temp: -142 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 9,886,236 km

• M1: 103,223 km (0.087 R)
• M2: 370,554 km (0.119 R)
• M3: 1,001,259 km (0.092 R)
• M4: 1,270,834 km (0.074 R)
• M5: 1,719,628 km (0.082 R)
• M6: 2,140,596 km (0.035 R)
• M7: 2,516,087 km (0.05 R)
• M8: 3,640,315 km (0.049 R)
• M9: 4,406,704 km (0.104 R)
• M10: 4,791,171 km (0.103 R)
• M11: 5,710,600 km (0.079 R)
• M12: 6,496,736 km (0.091 R)
• M13: 8,572,556 km (0.107 R)
• M14: 9,288,532 km (0.092 R)
• M15: 10,710,759 km (0.098 R)
• M16: 14,237,229 km (0.093 R)
• M17: 14,496,782 km (0.062 R)
• M18: 16,802,982 km (0.091 R)
• M19: 19,919,256 km (0.104 R)
• M20: 20,244,033 km (0.029 R)
• M21: 22,128,966 km (0.042 R)
• M22: 25,398,726 km (0.072 R)

Asteroid Belt

Center: 4.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.9

Radius: 12.9

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 4.44 AU - 5.58 AU

Year: 4270 Days

Day: 13.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 9,886,236 km

• M1: 160,369 km (0.031 R)
• M2: 777,161 km (0.096 R)
• M3: 1,308,682 km (0.054 R)
• M4: 2,041,113 km (0.105 R)
• M5: 2,842,360 km (0.111 R)
• M6: 4,211,330 km (0.082 R)
• M7: 5,119,239 km (0.079 R)
• M8: 6,009,795 km (0.093 R)
• M9: 8,098,630 km (0.061 R)
• M10: 9,117,093 km (0.083 R)
• M11: 9,578,901 km (0.107 R)
• M12: 10,424,877 km (0.088 R)
• M13: 11,059,172 km (0.115 R)
• M14: 12,592,550 km (0.098 R)
• M15: 13,907,815 km (0.052 R)
• M16: 15,152,170 km (0.102 R)
• M17: 17,565,333 km (0.092 R)
• M18: 20,419,361 km (0.071 R)
• M19: 23,426,279 km (0.097 R)

Planet 10 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30.7

Radius: 13.8

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 5.12 AU - 5.14 AU

Year: 4425 Days

Day: 6.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 9,886,236 km

• M1: 171,589 km (0.075 R)
• M2: 602,580 km (0.109 R)
• M3: 1,601,595 km (0.12 R)
• M4: 2,742,129 km (0.108 R)
• M5: 3,185,986 km (0.08 R)
• M6: 3,767,473 km (0.066 R)
• M7: 4,204,747 km (0.043 R)
• M8: 5,706,261 km (0.116 R)
• M9: 7,253,552 km (0.103 R)
• M10: 8,553,408 km (0.101 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 543 - 13,805 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit