🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.78 AU - 0.94 AU

Year: 299 Days

Day: 33.2 Hours

Environment

Temp: 144 °C

Axial Tilt: 20.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.9 AU - 1.94 AU

Year: 997 Days

Day: 37.8 Hours

Environment

Temp: -62 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.25 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.9

Radius: 14

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 4.55 AU - 4.59 AU

Year: 3661 Days

Day: 13.8 Hours

Environment

Temp: -134 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,732,452 km

• M1: 174,282 km (0.05 R)
• M2: 837,898 km (0.11 R)
• M3: 1,438,533 km (0.053 R)
• M4: 2,135,061 km (0.102 R)
• M5: 2,776,836 km (0.094 R)
• M6: 3,407,839 km (0.094 R)
• M7: 4,018,348 km (0.086 R)
• M8: 5,531,232 km (0.116 R)
• M9: 5,969,254 km (0.078 R)
• M10: 7,252,804 km (0.117 R)
• M11: 9,616,600 km (0.117 R)
• M12: 10,581,656 km (0.047 R)
• M13: 11,688,979 km (0.109 R)
• M14: 12,332,400 km (0.12 R)
• M15: 14,134,007 km (0.049 R)
• M16: 14,818,267 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.6

Radius: 12.6

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 5.84 AU - 5.98 AU

Year: 5384 Days

Day: 6.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 67,732,452 km

• M1: 158,125 km (0.102 R)
• M2: 644,617 km (0.058 R)
• M3: 1,053,468 km (0.114 R)
• M4: 1,488,648 km (0.09 R)
• M5: 2,119,353 km (0.109 R)
• M6: 2,634,718 km (0.114 R)
• M7: 3,630,292 km (0.117 R)
• M8: 4,203,102 km (0.072 R)
• M9: 5,357,997 km (0.093 R)
• M10: 7,225,428 km (0.069 R)
• M11: 8,249,425 km (0.051 R)
• M12: 9,284,792 km (0.082 R)
• M13: 10,360,101 km (0.086 R)
• M14: 12,604,369 km (0.059 R)
• M15: 13,976,480 km (0.084 R)
• M16: 16,706,043 km (0.117 R)
• M17: 17,329,567 km (0.104 R)
• M18: 18,163,575 km (0.111 R)
• M19: 19,024,062 km (0.103 R)
• M20: 19,566,953 km (0.109 R)
• M21: 22,664,227 km (0.091 R)
• M22: 23,428,822 km (0.052 R)
• M23: 25,497,611 km (0.117 R)
• M24: 26,074,759 km (0.057 R)
• M25: 28,559,131 km (0.098 R)
• M26: 30,731,442 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.1

Radius: 11.8

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 6.25 AU - 10.05 AU

Year: 8719 Days

Day: 13.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 95.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 67,732,452 km

• M1: 146,756 km (0.12 R)
• M2: 592,707 km (0.095 R)
• M3: 1,728,005 km (0.08 R)
• M4: 3,249,565 km (0.119 R)
• M5: 4,929,399 km (0.034 R)
• M6: 5,463,165 km (0.11 R)
• M7: 9,911,457 km (0.068 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 904.9

Radius: 5.6

Gravity: 28.86 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 12.26 AU - 16.94 AU

Year: 20905 Days

Day: 20.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 67,732,452 km

• M1: 72,705 km (0.078 R)
• M2: 285,732 km (0.12 R)
• M3: 831,764 km (0.089 R)
• M4: 1,227,899 km (0.093 R)
• M5: 1,668,615 km (0.04 R)
• M6: 2,165,130 km (0.102 R)
• M7: 2,729,563 km (0.102 R)
• M8: 5,205,557 km (0.062 R)
• M9: 5,445,662 km (0.106 R)
• M10: 6,996,543 km (0.111 R)
• M11: 7,795,096 km (0.069 R)
• M12: 10,490,551 km (0.106 R)
• M13: 12,081,075 km (0.09 R)
• M14: 12,290,512 km (0.089 R)
• M15: 14,364,388 km (0.09 R)
• M16: 14,917,152 km (0.089 R)
• M17: 16,318,585 km (0.108 R)
• M18: 20,250,765 km (0.116 R)
• M19: 20,546,520 km (0.1 R)
• M20: 20,745,335 km (0.05 R)
• M21: 23,665,186 km (0.114 R)
• M22: 26,729,400 km (0.107 R)
• M23: 27,444,477 km (0.057 R)
• M24: 28,294,792 km (0.088 R)
• M25: 30,048,079 km (0.084 R)
• M26: 32,541,277 km (0.116 R)
• M27: 43,731,198 km (0.105 R)
• M28: 44,225,469 km (0.085 R)
• M29: 45,393,230 km (0.076 R)
• M30: 47,442,721 km (0.091 R)
• M31: 48,314,577 km (0.092 R)
• M32: 49,553,098 km (0.063 R)
• M33: 55,870,915 km (0.099 R)
• M34: 60,232,591 km (0.076 R)
• M35: 67,192,332 km (0.091 R)
• M36: 68,956,690 km (0.049 R)
• M37: 70,751,715 km (0.098 R)
• M38: 71,205,146 km (0.102 R)
• M39: 71,660,671 km (0.119 R)
• M40: 73,038,916 km (0.105 R)
• M41: 78,001,676 km (0.111 R)
• M42: 78,728,572 km (0.063 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 432.4

Radius: 3.6

Gravity: 33.36 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 12.71 AU - 16.71 AU

Year: 21142 Days

Day: 21.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 67,732,452 km

• M1: 44,879 km (0.071 R)
• M2: 207,642 km (0.096 R)
• M3: 923,168 km (0.029 R)
• M4: 1,290,132 km (0.028 R)
• M5: 1,514,828 km (0.091 R)
• M6: 1,782,459 km (0.114 R)
• M7: 2,120,400 km (0.111 R)
• M8: 2,589,539 km (0.096 R)
• M9: 3,847,657 km (0.077 R)
• M10: 4,376,785 km (0.084 R)
• M11: 4,847,719 km (0.031 R)
• M12: 5,578,056 km (0.1 R)
• M13: 6,938,648 km (0.06 R)
• M14: 11,062,314 km (0.046 R)
• M15: 11,931,777 km (0.118 R)
• M16: 14,592,375 km (0.043 R)
• M17: 16,570,059 km (0.111 R)
• M18: 22,184,317 km (0.092 R)
• M19: 27,920,647 km (0.112 R)
• M20: 36,016,735 km (0.094 R)
• M21: 41,760,395 km (0.1 R)
• M22: 54,841,831 km (0.097 R)
• M23: 56,444,623 km (0.06 R)
• M24: 62,781,738 km (0.109 R)
• M25: 64,338,753 km (0.07 R)
• M26: 66,521,386 km (0.073 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 334 - 13,258 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit