🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.4

Radius: 9.7

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.41 AU - 1.51 AU

Year: 1157 Days

Day: 13.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 83,608,599 km

• M1: 120,875 km (0.079 R)
• M2: 702,661 km (0.078 R)
• M3: 1,442,572 km (0.086 R)
• M4: 2,046,648 km (0.099 R)
• M5: 2,547,353 km (0.119 R)
• M6: 2,885,743 km (0.11 R)
• M7: 4,266,082 km (0.097 R)
• M8: 5,728,701 km (0.036 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.9

Radius: 14.7

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.43 AU - 1.75 AU

Year: 1315 Days

Day: 5.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 83,608,599 km

• M1: 183,257 km (0.085 R)
• M2: 749,934 km (0.078 R)
• M3: 1,355,955 km (0.077 R)
• M4: 2,127,581 km (0.117 R)
• M5: 2,833,533 km (0.097 R)
• M6: 3,570,452 km (0.094 R)
• M7: 5,018,261 km (0.098 R)
• M8: 6,923,689 km (0.097 R)
• M9: 7,715,061 km (0.114 R)
• M10: 8,621,176 km (0.095 R)
• M11: 10,267,201 km (0.112 R)
• M12: 10,741,875 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.9

Radius: 12.2

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.07 AU - 3.07 AU

Year: 2703 Days

Day: 13.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,608,599 km

• M1: 151,692 km (0.092 R)
• M2: 538,253 km (0.116 R)
• M3: 966,402 km (0.08 R)
• M4: 1,788,443 km (0.071 R)
• M5: 3,065,111 km (0.103 R)
• M6: 3,658,715 km (0.09 R)
• M7: 4,050,811 km (0.041 R)
• M8: 4,554,358 km (0.108 R)
• M9: 4,987,144 km (0.116 R)
• M10: 6,480,281 km (0.087 R)
• M11: 7,200,146 km (0.041 R)
• M12: 7,880,965 km (0.063 R)
• M13: 8,998,611 km (0.095 R)
• M14: 9,648,315 km (0.114 R)
• M15: 10,587,640 km (0.069 R)
• M16: 11,311,843 km (0.114 R)
• M17: 13,463,808 km (0.097 R)
• M18: 15,343,356 km (0.101 R)
• M19: 17,391,800 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 225.4

Radius: 7.3

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 6.99 AU - 7.81 AU

Year: 13206 Days

Day: 20.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 83,608,599 km

• M1: 90,806 km (0.114 R)
• M2: 367,712 km (0.055 R)
• M3: 781,200 km (0.118 R)
• M4: 1,185,414 km (0.069 R)
• M5: 1,751,193 km (0.093 R)
• M6: 2,341,057 km (0.115 R)
• M7: 2,711,312 km (0.097 R)
• M8: 3,035,042 km (0.104 R)
• M9: 3,616,379 km (0.084 R)
• M10: 4,216,715 km (0.063 R)
• M11: 5,393,452 km (0.056 R)
• M12: 5,907,321 km (0.115 R)
• M13: 6,279,221 km (0.096 R)
• M14: 6,884,644 km (0.058 R)
• M15: 11,620,314 km (0.119 R)
• M16: 16,325,616 km (0.088 R)
• M17: 17,674,091 km (0.054 R)
• M18: 26,805,246 km (0.078 R)
• M19: 29,352,449 km (0.117 R)
• M20: 30,834,964 km (0.086 R)
• M21: 33,628,255 km (0.066 R)
• M22: 35,031,483 km (0.076 R)
• M23: 37,038,189 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 870.6

Radius: 4.3

Gravity: 47.08 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 9.68 AU - 10.12 AU

Year: 20434 Days

Day: 18.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 83,608,599 km

• M1: 54,005 km (0.114 R)
• M2: 318,943 km (0.083 R)
• M3: 702,063 km (0.089 R)
• M4: 1,043,744 km (0.118 R)
• M5: 1,297,313 km (0.095 R)
• M6: 1,608,476 km (0.107 R)
• M7: 2,028,697 km (0.116 R)
• M8: 2,354,820 km (0.034 R)
• M9: 3,111,187 km (0.117 R)
• M10: 5,896,849 km (0.088 R)
• M11: 7,416,464 km (0.03 R)
• M12: 7,566,361 km (0.105 R)
• M13: 7,820,677 km (0.071 R)
• M14: 8,292,958 km (0.089 R)
• M15: 8,618,184 km (0.106 R)
• M16: 9,526,991 km (0.114 R)
• M17: 13,579,298 km (0.107 R)
• M18: 16,695,721 km (0.084 R)
• M19: 17,040,095 km (0.11 R)
• M20: 19,112,325 km (0.092 R)
• M21: 21,752,278 km (0.03 R)
• M22: 23,641,101 km (0.059 R)
• M23: 23,857,569 km (0.053 R)
• M24: 27,382,843 km (0.098 R)
• M25: 27,861,706 km (0.102 R)
• M26: 28,345,954 km (0.077 R)
• M27: 28,835,887 km (0.105 R)
• M28: 32,960,300 km (0.108 R)
• M29: 33,501,845 km (0.059 R)
• M30: 34,882,035 km (0.11 R)
• M31: 37,022,481 km (0.079 R)
• M32: 41,878,278 km (0.059 R)
• M33: 48,523,266 km (0.12 R)
• M34: 54,319,286 km (0.099 R)
• M35: 65,116,812 km (0.114 R)
• M36: 66,398,117 km (0.112 R)
• M37: 70,119,664 km (0.101 R)
• M38: 71,465,596 km (0.095 R)
• M39: 75,372,494 km (0.109 R)
• M40: 78,454,359 km (0.1 R)
• M41: 81,866,238 km (0.098 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 188 - 17,618 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit