🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.44 AU - 0.58 AU

Year: 232 Days

Day: 41 Hours

Environment

Temp: -119 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 13,958,822 km

• M1: 49,068 km (0.036 R)
• M2: 334,351 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.62 AU - 0.7 AU

Year: 341 Days

Day: 36.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 13,958,822 km

• M1: 127,607 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.3

Radius: 9.3

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.8 AU - 1.12 AU

Year: 598 Days

Day: 6.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 13,958,822 km

• M1: 116,088 km (0.078 R)
• M2: 200,461 km (0.075 R)
• M3: 291,716 km (0.096 R)
• M4: 374,593 km (0.088 R)
• M5: 437,574 km (0.096 R)
• M6: 569,669 km (0.095 R)
• M7: 683,662 km (0.12 R)
• M8: 741,856 km (0.111 R)
• M9: 840,441 km (0.073 R)
• M10: 903,422 km (0.064 R)
• M11: 968,048 km (0.117 R)
• M12: 1,132,755 km (0.113 R)
• M13: 1,225,506 km (0.1 R)
• M14: 1,288,636 km (0.097 R)
• M15: 1,437,486 km (0.053 R)
• M16: 1,533,528 km (0.03 R)
• M17: 1,646,624 km (0.101 R)
• M18: 1,737,280 km (0.042 R)
• M19: 1,850,226 km (0.103 R)
• M20: 1,934,001 km (0.072 R)
• M21: 2,002,966 km (0.096 R)
• M22: 2,165,429 km (0.075 R)
• M23: 2,281,816 km (0.065 R)
• M24: 2,343,600 km (0.092 R)
• M25: 2,440,240 km (0.075 R)
• M26: 2,649,378 km (0.068 R)
• M27: 2,846,399 km (0.1 R)
• M28: 2,937,504 km (0.11 R)
• M29: 3,004,972 km (0.111 R)
• M30: 3,079,173 km (0.115 R)
• M31: 3,153,972 km (0.1 R)
• M32: 3,279,933 km (0.114 R)
• M33: 3,356,527 km (0.094 R)
• M34: 3,498,197 km (0.086 R)
• M35: 3,714,515 km (0.112 R)
• M36: 3,800,983 km (0.059 R)
• M37: 3,861,271 km (0.105 R)
• M38: 4,003,089 km (0.088 R)
• M39: 4,132,940 km (0.093 R)
• M40: 4,264,138 km (0.094 R)
• M41: 4,410,893 km (0.071 R)
• M42: 4,666,257 km (0.097 R)
• M43: 4,861,033 km (0.025 R)
• M44: 4,955,729 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.1

Radius: 13.7

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.26 AU - 1.48 AU

Year: 1020 Days

Day: 12.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 13,958,822 km

• M1: 199,414 km (0.025 R)
• M2: 324,328 km (0.037 R)
• M3: 417,528 km (0.079 R)
• M4: 528,978 km (0.093 R)
• M5: 615,146 km (0.063 R)
• M6: 1,259,614 km (0.082 R)
• M7: 1,362,388 km (0.106 R)
• M8: 1,508,844 km (0.073 R)
• M9: 1,632,711 km (0.11 R)
• M10: 1,738,776 km (0.117 R)
• M11: 1,891,366 km (0.12 R)
• M12: 2,003,115 km (0.116 R)
• M13: 2,296,627 km (0.113 R)
• M14: 2,400,447 km (0.113 R)
• M15: 2,489,458 km (0.075 R)
• M16: 2,738,090 km (0.07 R)
• M17: 2,925,686 km (0.106 R)
• M18: 3,179,703 km (0.091 R)
• M19: 3,323,018 km (0.068 R)
• M20: 3,495,953 km (0.077 R)
• M21: 3,616,080 km (0.085 R)
• M22: 3,747,127 km (0.115 R)
• M23: 3,946,541 km (0.116 R)
• M24: 4,081,479 km (0.055 R)
• M25: 4,455,773 km (0.06 R)
• M26: 4,789,825 km (0.108 R)
• M27: 4,882,426 km (0.065 R)
• M28: 5,121,633 km (0.108 R)
• M29: 5,279,907 km (0.08 R)
• M30: 5,525,547 km (0.059 R)
• M31: 5,633,706 km (0.067 R)
• M32: 5,775,226 km (0.104 R)
• M33: 5,873,811 km (0.058 R)
• M34: 5,984,214 km (0.036 R)
• M35: 6,106,286 km (0.11 R)
• M36: 6,229,405 km (0.072 R)
• M37: 6,319,313 km (0.104 R)
• M38: 6,557,623 km (0.053 R)
• M39: 6,741,179 km (0.09 R)
• M40: 7,008,062 km (0.094 R)
• M41: 7,552,449 km (0.074 R)
• M42: 7,963,693 km (0.046 R)
• M43: 8,085,915 km (0.113 R)
• M44: 8,320,185 km (0.06 R)
• M45: 8,431,934 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.2

Radius: 14.6

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.03 AU - 2.21 AU

Year: 1963 Days

Day: 14.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 13,958,822 km

• M1: 182,061 km (0.103 R)
• M2: 359,334 km (0.101 R)
• M3: 783,145 km (0.063 R)
• M4: 887,863 km (0.106 R)
• M5: 1,130,212 km (0.092 R)
• M6: 1,251,237 km (0.095 R)
• M7: 1,377,048 km (0.087 R)
• M8: 1,603,240 km (0.034 R)
• M9: 1,801,458 km (0.072 R)
• M10: 1,976,487 km (0.117 R)
• M11: 2,093,024 km (0.086 R)
• M12: 2,288,847 km (0.106 R)
• M13: 2,411,518 km (0.064 R)
• M14: 2,617,364 km (0.114 R)
• M15: 2,937,055 km (0.101 R)
• M16: 3,194,663 km (0.106 R)
• M17: 3,358,023 km (0.08 R)
• M18: 3,524,227 km (0.108 R)
• M19: 4,025,828 km (0.061 R)
• M20: 4,175,277 km (0.094 R)
• M21: 4,493,920 km (0.077 R)
• M22: 4,863,876 km (0.116 R)
• M23: 5,081,840 km (0.113 R)
• M24: 5,228,894 km (0.101 R)
• M25: 5,512,532 km (0.09 R)
• M26: 5,633,407 km (0.033 R)
• M27: 5,724,662 km (0.078 R)
• M28: 5,847,182 km (0.087 R)
• M29: 6,126,033 km (0.042 R)
• M30: 6,409,371 km (0.087 R)
• M31: 6,504,815 km (0.1 R)
• M32: 6,664,884 km (0.071 R)
• M33: 6,777,681 km (0.097 R)
• M34: 6,907,532 km (0.109 R)
• M35: 7,602,414 km (0.112 R)
• M36: 7,771,161 km (0.111 R)
• M37: 8,164,154 km (0.087 R)
• M38: 8,563,581 km (0.104 R)
• M39: 9,076,552 km (0.068 R)
• M40: 9,454,286 km (0.095 R)
• M41: 9,563,044 km (0.081 R)
• M42: 10,280,964 km (0.061 R)
• M43: 10,467,961 km (0.088 R)
• M44: 10,750,402 km (0.119 R)
• M45: 11,477,448 km (0.088 R)
• M46: 11,768,715 km (0.085 R)
• M47: 11,964,389 km (0.057 R)
• M48: 12,398,522 km (0.113 R)
• M49: 12,958,766 km (0.057 R)
• M50: 13,079,791 km (0.103 R)
• M51: 13,221,609 km (0.115 R)
• M52: 13,425,063 km (0.118 R)
• M53: 13,527,088 km (0.097 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 15,856 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit