🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.14 AU - 1.34 AU

Year: 579 Days

Day: 34 Hours

Environment

Temp: -61 °C

Axial Tilt: 48.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.71 AU - 2.13 AU

Year: 1115 Days

Day: 39.4 Hours

Environment

Temp: -103 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.54 AU - 2.54 AU

Year: 1696 Days

Day: 14.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.9

Radius: 9

Gravity: 6.64 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 4.23 AU - 5.39 AU

Year: 4420 Days

Day: 5.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 143.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,932,662 km

• M1: 111,899 km (0.07 R)
• M2: 506,389 km (0.059 R)
• M3: 902,823 km (0.079 R)
• M4: 1,924,726 km (0.105 R)
• M5: 2,363,198 km (0.088 R)
• M6: 2,680,495 km (0.102 R)
• M7: 3,044,466 km (0.12 R)
• M8: 3,343,812 km (0.109 R)
• M9: 3,829,855 km (0.092 R)
• M10: 4,719,663 km (0.117 R)
• M11: 6,684,182 km (0.086 R)
• M12: 7,258,040 km (0.12 R)
• M13: 7,864,510 km (0.086 R)
• M14: 9,371,858 km (0.077 R)
• M15: 10,803,509 km (0.064 R)
• M16: 11,106,595 km (0.116 R)
• M17: 12,564,576 km (0.082 R)
• M18: 14,404,779 km (0.035 R)
• M19: 15,525,716 km (0.109 R)
• M20: 16,646,353 km (0.108 R)
• M21: 18,549,986 km (0.102 R)
• M22: 19,047,848 km (0.118 R)
• M23: 19,811,096 km (0.109 R)
• M24: 21,128,306 km (0.104 R)
• M25: 23,355,968 km (0.111 R)
• M26: 24,750,220 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.3

Radius: 9.9

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 4.4 AU - 5.44 AU

Year: 4572 Days

Day: 7.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 50,932,662 km

• M1: 123,119 km (0.043 R)
• M2: 571,165 km (0.059 R)
• M3: 985,850 km (0.098 R)
• M4: 1,295,368 km (0.057 R)
• M5: 2,021,217 km (0.107 R)
• M6: 2,436,201 km (0.095 R)
• M7: 2,943,637 km (0.102 R)
• M8: 3,439,105 km (0.088 R)
• M9: 4,771,873 km (0.033 R)
• M10: 5,293,670 km (0.089 R)
• M11: 5,681,278 km (0.103 R)
• M12: 6,328,888 km (0.054 R)
• M13: 7,290,203 km (0.085 R)
• M14: 8,163,406 km (0.105 R)
• M15: 8,606,515 km (0.081 R)
• M16: 9,785,047 km (0.08 R)
• M17: 10,846,594 km (0.102 R)
• M18: 11,657,264 km (0.093 R)
• M19: 12,751,274 km (0.071 R)
• M20: 15,755,947 km (0.07 R)
• M21: 16,560,484 km (0.087 R)
• M22: 17,211,534 km (0.083 R)
• M23: 17,695,783 km (0.097 R)
• M24: 19,074,177 km (0.048 R)
• M25: 19,658,207 km (0.115 R)
• M26: 21,067,419 km (0.077 R)
• M27: 24,086,005 km (0.043 R)
• M28: 27,218,136 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.3

Radius: 11.8

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 6.89 AU - 8.99 AU

Year: 9374 Days

Day: 14.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 50,932,662 km

• M1: 148,850 km (0.093 R)
• M2: 702,362 km (0.07 R)
• M3: 1,249,741 km (0.102 R)
• M4: 1,795,324 km (0.093 R)
• M5: 3,113,281 km (0.055 R)
• M6: 4,100,627 km (0.073 R)
• M7: 4,502,447 km (0.088 R)
• M8: 5,728,252 km (0.074 R)
• M9: 6,843,953 km (0.072 R)
• M10: 7,537,638 km (0.052 R)
• M11: 8,011,116 km (0.107 R)
• M12: 8,735,319 km (0.114 R)
• M13: 9,209,694 km (0.091 R)
• M14: 11,337,424 km (0.116 R)
• M15: 12,545,726 km (0.054 R)
• M16: 13,522,451 km (0.089 R)
• M17: 14,813,929 km (0.108 R)
• M18: 15,352,930 km (0.051 R)
• M19: 17,791,226 km (0.034 R)
• M20: 19,181,589 km (0.116 R)
• M21: 22,352,615 km (0.083 R)
• M22: 22,883,388 km (0.074 R)
• M23: 23,695,405 km (0.085 R)
• M24: 24,713,718 km (0.116 R)
• M25: 28,046,160 km (0.107 R)
• M26: 36,923,447 km (0.093 R)
• M27: 38,040,345 km (0.056 R)
• M28: 38,543,891 km (0.109 R)
• M29: 39,693,102 km (0.068 R)
• M30: 45,078,925 km (0.11 R)
• M31: 48,239,329 km (0.096 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: 504 - 18,413 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit