🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.79 AU - 0.89 AU

Year: 286 Days

Day: 24.7 Hours

Environment

Temp: 149 °C

Axial Tilt: 18.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1 AU - 1.46 AU

Year: 506 Days

Day: 20.9 Hours

Environment

Temp: -16 °C

Axial Tilt: 5.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.52 AU - 2.36 AU

Year: 1002 Days

Day: 13.5 Hours

Environment

Temp: -68 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 13,874,529 km

• M1: 311,014 km (0.044 R)
• M2: 1,409,810 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.83 AU - 2.19 AU

Year: 1057 Days

Day: 18.1 Hours

Environment

Temp: -68 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.28 AU - 2.68 AU

Year: 1448 Days

Day: 35 Hours

Environment

Temp: -95 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 13,874,529 km

• M1: 1,101,040 km (0.079 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.72 AU - 5.18 AU

Year: 3481 Days

Day: 14.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 13,874,529 km

• M1: 2,056,821 km (0.084 R)

Asteroid Belt

Center: 5.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.1

Radius: 15

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 6.37 AU - 8.13 AU

Year: 7240 Days

Day: 12.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 13,874,529 km

• M1: 186,997 km (0.086 R)
• M2: 696,976 km (0.106 R)
• M3: 2,057,420 km (0.098 R)
• M4: 2,560,966 km (0.116 R)
• M5: 4,030,765 km (0.07 R)
• M6: 5,019,457 km (0.114 R)
• M7: 5,527,641 km (0.081 R)
• M8: 7,054,736 km (0.066 R)
• M9: 9,382,479 km (0.115 R)
• M10: 11,642,155 km (0.108 R)
• M11: 12,487,383 km (0.12 R)
• M12: 13,641,531 km (0.118 R)
• M13: 14,356,160 km (0.12 R)
• M14: 15,800,976 km (0.098 R)
• M15: 16,405,351 km (0.064 R)
• M16: 16,899,922 km (0.078 R)
• M17: 20,079,924 km (0.053 R)
• M18: 20,646,152 km (0.088 R)
• M19: 23,173,009 km (0.069 R)
• M20: 25,076,642 km (0.112 R)
• M21: 28,389,338 km (0.107 R)
• M22: 29,737,813 km (0.036 R)
• M23: 31,506,808 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.6

Radius: 8.8

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 8.49 AU - 8.87 AU

Year: 9484 Days

Day: 6.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 13,874,529 km

• M1: 111,151 km (0.082 R)
• M2: 463,604 km (0.103 R)
• M3: 769,083 km (0.096 R)
• M4: 1,054,515 km (0.105 R)
• M5: 1,354,908 km (0.064 R)
• M6: 2,714,005 km (0.058 R)
• M7: 4,733,725 km (0.065 R)
• M8: 6,629,579 km (0.104 R)
• M9: 7,012,251 km (0.096 R)
• M10: 7,822,173 km (0.087 R)
• M11: 8,329,161 km (0.08 R)
• M12: 9,893,057 km (0.1 R)
• M13: 11,346,699 km (0.091 R)
• M14: 11,945,839 km (0.113 R)
• M15: 12,305,023 km (0.091 R)
• M16: 12,724,346 km (0.089 R)
• M17: 13,261,851 km (0.082 R)
• M18: 15,443,437 km (0.028 R)
• M19: 16,682,706 km (0.095 R)
• M20: 17,196,574 km (0.117 R)
• M21: 18,323,645 km (0.058 R)
• M22: 19,078,665 km (0.098 R)
• M23: 19,640,555 km (0.089 R)
• M24: 20,871,596 km (0.085 R)
• M25: 22,852,421 km (0.101 R)
• M26: 23,646,636 km (0.1 R)
• M27: 28,075,930 km (0.1 R)
• M28: 29,449,538 km (0.092 R)
• M29: 31,739,731 km (0.1 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13.4

Radius: 10.1

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 9.14 AU - 10.18 AU

Year: 11134 Days

Day: 11.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 115.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 13,874,529 km

• M1: 132,693 km (0.109 R)
• M2: 2,553,037 km (0.107 R)
• M3: 3,466,183 km (0.093 R)
• M4: 5,696,986 km (0.034 R)
• M5: 6,042,707 km (0.105 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 404 - 15,216 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit