🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.39 AU - 0.65 AU

Year: 246 Days

Day: 36.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.44 AU - 0.7 AU

Year: 282 Days

Day: 39.3 Hours

Environment

Temp: -124 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.47 AU - 0.71 AU

Year: 297 Days

Day: 37.6 Hours

Environment

Temp: -122 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.8

Radius: 12.1

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.81 AU - 1.13 AU

Year: 627 Days

Day: 10.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 29,450,740 km

• M1: 150,645 km (0.09 R)
• M2: 553,961 km (0.084 R)
• M3: 1,110,615 km (0.061 R)
• M4: 1,498,073 km (0.112 R)
• M5: 2,165,878 km (0.085 R)
• M6: 2,966,227 km (0.066 R)
• M7: 4,141,467 km (0.119 R)
• M8: 5,066,281 km (0.066 R)
• M9: 5,444,764 km (0.096 R)
• M10: 6,880,006 km (0.115 R)

Asteroid Belt

Center: 1.89 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130.2

Radius: 13.4

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 2.46 AU - 3.14 AU

Year: 3074 Days

Day: 11 Hours

Environment

Temp: -192 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,450,740 km

• M1: 166,652 km (0.079 R)
• M2: 628,161 km (0.115 R)
• M3: 1,097,450 km (0.063 R)
• M4: 1,696,290 km (0.095 R)
• M5: 2,353,324 km (0.105 R)
• M6: 3,337,828 km (0.091 R)
• M7: 4,506,486 km (0.049 R)
• M8: 4,945,107 km (0.115 R)
• M9: 5,733,189 km (0.073 R)
• M10: 7,665,844 km (0.087 R)
• M11: 9,654,448 km (0.058 R)
• M12: 10,160,837 km (0.082 R)
• M13: 10,685,028 km (0.118 R)
• M14: 11,365,698 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.3

Radius: 11

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.56 AU - 3.76 AU

Year: 4593 Days

Day: 9.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 29,450,740 km

• M1: 137,032 km (0.083 R)
• M2: 531,072 km (0.045 R)
• M3: 940,073 km (0.062 R)
• M4: 1,479,972 km (0.041 R)
• M5: 2,058,467 km (0.069 R)
• M6: 2,642,946 km (0.106 R)
• M7: 6,704,977 km (0.03 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.3

Radius: 8.7

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.56 AU - 5.36 AU

Year: 6179 Days

Day: 7.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,450,740 km

• M1: 110,852 km (0.115 R)
• M2: 387,758 km (0.079 R)
• M3: 796,609 km (0.058 R)
• M4: 1,096,403 km (0.076 R)
• M5: 1,461,122 km (0.048 R)
• M6: 1,761,365 km (0.048 R)
• M7: 2,045,302 km (0.059 R)
• M8: 2,328,640 km (0.119 R)
• M9: 3,203,638 km (0.09 R)
• M10: 4,188,292 km (0.095 R)
• M11: 5,279,758 km (0.116 R)
• M12: 6,392,766 km (0.115 R)
• M13: 11,249,161 km (0.104 R)
• M14: 15,661,850 km (0.105 R)
• M15: 18,060,053 km (0.098 R)
• M16: 18,889,574 km (0.082 R)
• M17: 20,418,763 km (0.091 R)
• M18: 21,039,145 km (0.115 R)
• M19: 25,500,004 km (0.106 R)
• M20: 26,788,192 km (0.088 R)
• M21: 28,373,480 km (0.086 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.7

Radius: 11.7

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.31 AU - 5.33 AU

Year: 6942 Days

Day: 12.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 29,450,740 km

• M1: 145,559 km (0.04 R)
• M2: 678,576 km (0.108 R)
• M3: 1,380,489 km (0.05 R)
• M4: 2,049,341 km (0.049 R)
• M5: 2,851,635 km (0.114 R)
• M6: 3,346,056 km (0.114 R)
• M7: 4,557,948 km (0.043 R)
• M8: 5,319,551 km (0.119 R)
• M9: 5,804,397 km (0.087 R)
• M10: 7,163,644 km (0.078 R)
• M11: 7,613,634 km (0.11 R)
• M12: 10,457,938 km (0.105 R)
• M13: 10,902,394 km (0.119 R)
• M14: 12,459,259 km (0.104 R)
• M15: 13,945,663 km (0.08 R)
• M16: 17,889,661 km (0.083 R)
• M17: 19,376,664 km (0.118 R)
• M18: 23,565,554 km (0.037 R)
• M19: 24,022,875 km (0.095 R)
• M20: 24,486,030 km (0.047 R)
• M21: 25,669,947 km (0.087 R)
• M22: 27,223,821 km (0.109 R)
• M23: 28,839,627 km (0.061 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 522 - 12,233 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit