🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.8

Radius: 14.1

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.46 AU - 0.64 AU

Year: 277 Days

Day: 13.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 50,719,344 km

• M1: 175,329 km (0.112 R)
• M2: 732,730 km (0.075 R)
• M3: 1,256,921 km (0.103 R)
• M4: 1,821,354 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.9

Radius: 13.3

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.1 AU - 1.8 AU

Year: 1184 Days

Day: 5.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 50,719,344 km

• M1: 165,455 km (0.086 R)
• M2: 598,990 km (0.034 R)
• M3: 1,014,573 km (0.047 R)
• M4: 1,622,239 km (0.081 R)
• M5: 2,250,251 km (0.088 R)
• M6: 2,893,971 km (0.087 R)
• M7: 4,877,339 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.8

Radius: 10.8

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.06 AU - 2.54 AU

Year: 2366 Days

Day: 5.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,719,344 km

• M1: 134,488 km (0.088 R)
• M2: 517,160 km (0.113 R)
• M3: 1,044,044 km (0.117 R)
• M4: 1,407,716 km (0.109 R)
• M5: 1,960,630 km (0.077 R)
• M6: 2,348,088 km (0.111 R)
• M7: 2,697,698 km (0.074 R)
• M8: 3,163,696 km (0.094 R)
• M9: 3,664,699 km (0.081 R)
• M10: 4,021,340 km (0.075 R)
• M11: 4,421,664 km (0.049 R)
• M12: 4,848,766 km (0.111 R)
• M13: 5,961,774 km (0.048 R)
• M14: 6,430,464 km (0.099 R)
• M15: 7,442,195 km (0.119 R)
• M16: 8,048,365 km (0.108 R)
• M17: 10,211,551 km (0.111 R)
• M18: 10,732,002 km (0.111 R)
• M19: 11,153,269 km (0.111 R)
• M20: 11,907,093 km (0.095 R)
• M21: 12,779,249 km (0.109 R)
• M22: 13,693,591 km (0.072 R)
• M23: 14,791,190 km (0.035 R)
• M24: 17,160,970 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.7

Radius: 14.7

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.38 AU - 2.42 AU

Year: 2522 Days

Day: 11.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 50,719,344 km

• M1: 182,958 km (0.029 R)
• M2: 1,128,716 km (0.039 R)
• M3: 2,898,160 km (0.094 R)
• M4: 4,646,959 km (0.062 R)
• M5: 5,198,526 km (0.1 R)

Asteroid Belt

Center: 2.74 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.7

Radius: 9.3

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.55 AU - 3.61 AU

Year: 3666 Days

Day: 15 Hours

Environment

Temp: -211 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 50,719,344 km

• M1: 115,639 km (0.116 R)
• M2: 507,137 km (0.089 R)
• M3: 898,186 km (0.082 R)
• M4: 1,197,082 km (0.07 R)
• M5: 1,607,728 km (0.081 R)
• M6: 2,748,861 km (0.09 R)
• M7: 3,086,802 km (0.099 R)
• M8: 3,785,873 km (0.105 R)
• M9: 4,449,639 km (0.105 R)
• M10: 5,114,153 km (0.119 R)
• M11: 5,898,046 km (0.08 R)
• M12: 6,820,017 km (0.1 R)
• M13: 7,507,569 km (0.06 R)
• M14: 7,835,188 km (0.117 R)
• M15: 8,660,370 km (0.036 R)
• M16: 9,966,061 km (0.052 R)
• M17: 10,402,438 km (0.031 R)
• M18: 11,441,395 km (0.112 R)
• M19: 11,919,809 km (0.095 R)
• M20: 12,548,120 km (0.085 R)
• M21: 15,127,935 km (0.089 R)
• M22: 15,757,742 km (0.104 R)
• M23: 18,571,678 km (0.097 R)
• M24: 19,050,990 km (0.069 R)
• M25: 21,638,434 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.6

Radius: 14.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 4.2 AU - 4.56 AU

Year: 6217 Days

Day: 5.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,719,344 km

• M1: 185,950 km (0.113 R)
• M2: 680,521 km (0.107 R)
• M3: 1,159,084 km (0.094 R)
• M4: 1,622,539 km (0.104 R)
• M5: 2,826,502 km (0.078 R)
• M6: 4,352,251 km (0.119 R)
• M7: 5,485,604 km (0.032 R)
• M8: 10,117,753 km (0.097 R)
• M9: 11,100,312 km (0.032 R)
• M10: 11,959,303 km (0.113 R)
• M11: 12,668,396 km (0.048 R)
• M12: 13,861,140 km (0.031 R)
• M13: 17,111,304 km (0.08 R)
• M14: 17,708,648 km (0.047 R)
• M15: 18,945,074 km (0.114 R)
• M16: 20,906,751 km (0.111 R)
• M17: 23,876,269 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 978.1

Radius: 3.2

Gravity: 95.52 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 5.58 AU - 5.72 AU

Year: 9109 Days

Day: 23.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 50,719,344 km

• M1: 39,793 km (0.045 R)
• M2: 156,330 km (0.072 R)
• M3: 284,386 km (0.11 R)
• M4: 421,417 km (0.103 R)
• M5: 775,964 km (0.115 R)
• M6: 961,765 km (0.107 R)
• M7: 1,435,691 km (0.077 R)
• M8: 1,894,358 km (0.11 R)
• M9: 2,120,849 km (0.086 R)
• M10: 4,240,202 km (0.061 R)
• M11: 7,331,492 km (0.105 R)
• M12: 7,975,810 km (0.086 R)
• M13: 8,939,969 km (0.086 R)
• M14: 9,132,052 km (0.088 R)
• M15: 10,554,579 km (0.084 R)
• M16: 13,200,965 km (0.118 R)
• M17: 17,200,314 km (0.1 R)
• M18: 17,873,654 km (0.09 R)
• M19: 18,486,856 km (0.07 R)
• M20: 21,079,986 km (0.064 R)
• M21: 23,357,464 km (0.115 R)
• M22: 28,085,205 km (0.108 R)
• M23: 31,163,331 km (0.103 R)
• M24: 31,273,285 km (0.12 R)
• M25: 33,991,179 km (0.104 R)
• M26: 35,168,515 km (0.095 R)
• M27: 38,990,890 km (0.074 R)
• M28: 39,890,721 km (0.089 R)
• M29: 40,020,273 km (0.116 R)
• M30: 44,042,361 km (0.091 R)
• M31: 44,180,889 km (0.091 R)
• M32: 45,158,660 km (0.071 R)
• M33: 45,582,022 km (0.098 R)
• M34: 49,662,454 km (0.106 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 10,805 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit