🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.59 AU - 0.93 AU

Year: 250 Days

Day: 41.2 Hours

Environment

Temp: 94 °C

Axial Tilt: 14.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 68,663,130 km

• M1: 218,114 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.23 AU - 1.37 AU

Year: 558 Days

Day: 35.7 Hours

Environment

Temp: -36 °C

Axial Tilt: 42.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 68,663,130 km

• M1: 153,338 km (0.071 R)
• M2: 381,774 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.18 AU - 1.46 AU

Year: 571 Days

Day: 28.8 Hours

Environment

Temp: -28 °C

Axial Tilt: 45.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.63 AU - 2.11 AU

Year: 963 Days

Day: 41.7 Hours

Environment

Temp: -63 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,663,130 km

• M1: 1,417,290 km (0.095 R)

Asteroid Belt

Center: 3.21 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.3

Radius: 12.7

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.72 AU - 5.36 AU

Year: 3644 Days

Day: 7.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,663,130 km

• M1: 165,156 km (0.057 R)
• M2: 619,335 km (0.054 R)
• M3: 1,201,720 km (0.06 R)
• M4: 1,945,072 km (0.12 R)
• M5: 2,360,804 km (0.055 R)
• M6: 2,821,266 km (0.084 R)
• M7: 3,906,599 km (0.097 R)
• M8: 4,707,396 km (0.118 R)
• M9: 6,308,991 km (0.107 R)
• M10: 7,471,965 km (0.11 R)
• M11: 8,025,627 km (0.108 R)
• M12: 8,873,697 km (0.086 R)
• M13: 9,780,709 km (0.065 R)
• M14: 10,444,175 km (0.118 R)
• M15: 10,864,246 km (0.095 R)
• M16: 12,403,010 km (0.08 R)
• M17: 12,831,159 km (0.115 R)
• M18: 13,581,691 km (0.09 R)
• M19: 15,660,354 km (0.097 R)
• M20: 18,326,038 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.2

Radius: 11.8

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 5.2 AU - 5.78 AU

Year: 4846 Days

Day: 13 Hours

Environment

Temp: -159 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,663,130 km

• M1: 146,905 km (0.1 R)
• M2: 591,061 km (0.096 R)
• M3: 1,259,614 km (0.072 R)
• M4: 2,407,329 km (0.093 R)
• M5: 2,899,506 km (0.098 R)
• M6: 3,619,371 km (0.051 R)
• M7: 4,621,976 km (0.08 R)
• M8: 6,599,510 km (0.068 R)
• M9: 7,638,766 km (0.118 R)
• M10: 8,634,789 km (0.051 R)
• M11: 10,163,979 km (0.102 R)
• M12: 12,144,654 km (0.066 R)
• M13: 14,792,836 km (0.101 R)
• M14: 15,607,396 km (0.1 R)
• M15: 16,053,796 km (0.111 R)
• M16: 18,477,431 km (0.068 R)
• M17: 20,004,227 km (0.095 R)
• M18: 21,890,058 km (0.042 R)
• M19: 25,088,461 km (0.072 R)
• M20: 26,012,078 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.3

Radius: 12.1

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 7.4 AU - 10.2 AU

Year: 9834 Days

Day: 13.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 68,663,130 km

• M1: 162,613 km (0.066 R)
• M2: 805,435 km (0.104 R)
• M3: 1,881,343 km (0.119 R)
• M4: 3,062,418 km (0.111 R)
• M5: 4,069,511 km (0.102 R)
• M6: 5,823,845 km (0.06 R)
• M7: 7,864,360 km (0.042 R)
• M8: 22,949,959 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.5

Radius: 14.4

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 9.78 AU - 13.82 AU

Year: 15270 Days

Day: 5.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 68,663,130 km

• M1: 182,210 km (0.118 R)
• M2: 1,149,660 km (0.075 R)
• M3: 1,815,071 km (0.107 R)
• M4: 2,279,124 km (0.074 R)
• M5: 3,140,508 km (0.117 R)
• M6: 3,966,737 km (0.073 R)
• M7: 4,628,109 km (0.081 R)
• M8: 5,738,874 km (0.091 R)
• M9: 6,545,356 km (0.065 R)
• M10: 8,040,437 km (0.064 R)
• M11: 8,998,910 km (0.088 R)
• M12: 11,387,689 km (0.111 R)
• M13: 12,465,542 km (0.057 R)
• M14: 13,819,552 km (0.114 R)
• M15: 18,899,896 km (0.045 R)
• M16: 20,318,832 km (0.108 R)
• M17: 20,776,601 km (0.068 R)
• M18: 22,384,479 km (0.087 R)
• M19: 23,368,384 km (0.096 R)
• M20: 26,169,006 km (0.115 R)
• M21: 36,574,286 km (0.096 R)
• M22: 41,793,157 km (0.07 R)
• M23: 42,833,461 km (0.087 R)
• M24: 43,435,592 km (0.028 R)
• M25: 49,112,083 km (0.088 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 482 - 17,297 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit