🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.6

Radius: 12.9

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.24 AU - 1.54 AU

Year: 1058 Days

Day: 11.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 95,312,108 km

• M1: 160,668 km (0.06 R)
• M2: 1,062,444 km (0.059 R)
• M3: 1,708,408 km (0.117 R)
• M4: 2,423,037 km (0.112 R)
• M5: 3,300,428 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.4

Radius: 12.3

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.37 AU - 2.89 AU

Year: 2754 Days

Day: 6.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 95,312,108 km

• M1: 153,039 km (0.105 R)
• M2: 601,683 km (0.087 R)
• M3: 1,488,948 km (0.053 R)
• M4: 2,051,436 km (0.098 R)
• M5: 2,540,920 km (0.07 R)
• M6: 4,213,574 km (0.092 R)
• M7: 5,086,028 km (0.103 R)
• M8: 5,970,900 km (0.092 R)
• M9: 7,024,966 km (0.065 R)
• M10: 8,096,686 km (0.111 R)
• M11: 9,643,378 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.5

Radius: 13.3

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.91 AU - 4.11 AU

Year: 4246 Days

Day: 7.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 95,312,108 km

• M1: 165,455 km (0.103 R)
• M2: 648,656 km (0.081 R)
• M3: 1,135,747 km (0.054 R)
• M4: 2,074,623 km (0.12 R)
• M5: 2,507,859 km (0.05 R)
• M6: 3,685,942 km (0.077 R)
• M7: 5,448,055 km (0.108 R)
• M8: 6,224,917 km (0.101 R)
• M9: 7,008,810 km (0.119 R)
• M10: 7,578,927 km (0.058 R)
• M11: 8,510,473 km (0.082 R)
• M12: 9,081,937 km (0.104 R)
• M13: 10,301,758 km (0.104 R)
• M14: 10,819,217 km (0.114 R)
• M15: 12,476,762 km (0.11 R)
• M16: 15,494,749 km (0.07 R)
• M17: 16,581,129 km (0.075 R)
• M18: 18,905,431 km (0.051 R)
• M19: 19,880,211 km (0.117 R)
• M20: 21,929,851 km (0.077 R)
• M21: 23,742,678 km (0.108 R)
• M22: 27,010,045 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.8

Radius: 10.2

Gravity: 7.66 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.7 AU - 4.46 AU

Year: 4374 Days

Day: 10.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 95,312,108 km

• M1: 128,056 km (0.075 R)
• M2: 497,413 km (0.095 R)
• M3: 931,247 km (0.032 R)
• M4: 1,442,572 km (0.068 R)
• M5: 2,692,462 km (0.066 R)
• M6: 3,034,443 km (0.079 R)
• M7: 3,570,901 km (0.115 R)
• M8: 6,005,906 km (0.076 R)
• M9: 7,636,822 km (0.11 R)
• M10: 8,516,607 km (0.113 R)
• M11: 9,340,741 km (0.12 R)
• M12: 10,564,901 km (0.065 R)
• M13: 12,326,865 km (0.112 R)
• M14: 12,721,504 km (0.059 R)
• M15: 13,484,154 km (0.1 R)
• M16: 14,330,878 km (0.119 R)
• M17: 17,389,855 km (0.119 R)
• M18: 18,012,182 km (0.11 R)
• M19: 23,840,964 km (0.041 R)
• M20: 27,178,642 km (0.07 R)
• M21: 28,613,884 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 895.3

Radius: 4.3

Gravity: 48.42 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 10.55 AU - 12.05 AU

Year: 24526 Days

Day: 19.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 95,312,108 km

• M1: 58,343 km (0.086 R)
• M2: 218,114 km (0.091 R)
• M3: 465,997 km (0.118 R)
• M4: 627,713 km (0.053 R)
• M5: 1,000,211 km (0.103 R)
• M6: 1,197,381 km (0.092 R)
• M7: 1,437,336 km (0.089 R)
• M8: 2,056,223 km (0.083 R)
• M9: 2,449,516 km (0.075 R)
• M10: 4,315,300 km (0.093 R)
• M11: 8,335,145 km (0.068 R)
• M12: 8,561,486 km (0.108 R)
• M13: 9,447,106 km (0.051 R)
• M14: 11,818,531 km (0.104 R)
• M15: 13,602,785 km (0.093 R)
• M16: 15,558,777 km (0.106 R)
• M17: 17,325,977 km (0.109 R)
• M18: 20,220,546 km (0.058 R)
• M19: 21,781,899 km (0.093 R)
• M20: 27,439,989 km (0.119 R)
• M21: 27,689,668 km (0.107 R)
• M22: 27,940,843 km (0.078 R)
• M23: 33,432,282 km (0.05 R)
• M24: 35,608,632 km (0.074 R)
• M25: 39,442,376 km (0.062 R)
• M26: 42,366,865 km (0.071 R)
• M27: 44,223,524 km (0.093 R)
• M28: 46,663,914 km (0.081 R)
• M29: 47,377,346 km (0.118 R)
• M30: 49,931,580 km (0.038 R)
• M31: 50,865,520 km (0.092 R)
• M32: 51,242,357 km (0.092 R)
• M33: 57,732,212 km (0.098 R)
• M34: 58,760,847 km (0.057 R)
• M35: 61,067,048 km (0.048 R)
• M36: 64,969,607 km (0.049 R)
• M37: 68,346,031 km (0.097 R)
• M38: 70,895,179 km (0.066 R)
• M39: 76,428,505 km (0.083 R)
• M40: 80,698,477 km (0.064 R)
• M41: 85,656,001 km (0.09 R)
• M42: 86,456,798 km (0.099 R)
• M43: 87,262,682 km (0.118 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: 216 - 13,085 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit