🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.3

Radius: 11.2

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.91 AU - 1.25 AU

Year: 725 Days

Day: 13 Hours

Environment

Temp: -160 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,871,020 km

• M1: 139,575 km (0.1 R)
• M2: 506,987 km (0.032 R)
• M3: 857,495 km (0.043 R)
• M4: 1,508,695 km (0.106 R)
• M5: 2,100,803 km (0.104 R)
• M6: 2,585,051 km (0.096 R)
• M7: 3,130,635 km (0.105 R)
• M8: 3,531,557 km (0.115 R)
• M9: 4,390,548 km (0.083 R)
• M10: 5,529,137 km (0.12 R)
• M11: 6,357,461 km (0.11 R)
• M12: 7,112,930 km (0.111 R)
• M13: 7,997,801 km (0.056 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474

Radius: 14.6

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.79 AU - 1.79 AU

Year: 1546 Days

Day: 7.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,871,020 km

• M1: 186,848 km (0.1 R)
• M2: 688,599 km (0.083 R)
• M3: 1,962,874 km (0.119 R)
• M4: 2,859,264 km (0.09 R)
• M5: 3,640,913 km (0.083 R)
• M6: 4,291,065 km (0.085 R)
• M7: 4,900,976 km (0.082 R)
• M8: 5,568,482 km (0.099 R)
• M9: 6,962,584 km (0.11 R)
• M10: 7,942,151 km (0.117 R)
• M11: 9,704,713 km (0.052 R)
• M12: 10,827,146 km (0.115 R)
• M13: 11,856,678 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.7

Radius: 8.5

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.13 AU - 3.05 AU

Year: 2691 Days

Day: 11.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 62,871,020 km

• M1: 110,104 km (0.108 R)
• M2: 552,016 km (0.062 R)
• M3: 1,929,663 km (0.027 R)
• M4: 3,535,746 km (0.1 R)
• M5: 4,672,839 km (0.109 R)
• M6: 7,494,255 km (0.066 R)
• M7: 8,181,508 km (0.112 R)
• M8: 8,653,190 km (0.077 R)
• M9: 9,201,615 km (0.076 R)
• M10: 10,368,030 km (0.107 R)
• M11: 11,492,557 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.5

Radius: 9.8

Gravity: 10.16 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.43 AU - 3.77 AU

Year: 3524 Days

Day: 7 Hours

Environment

Temp: -209 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,871,020 km

• M1: 121,922 km (0.111 R)
• M2: 501,452 km (0.111 R)
• M3: 896,839 km (0.112 R)
• M4: 1,300,005 km (0.061 R)
• M5: 1,662,332 km (0.089 R)
• M6: 2,177,995 km (0.115 R)
• M7: 2,578,918 km (0.109 R)
• M8: 2,938,401 km (0.068 R)
• M9: 3,695,815 km (0.11 R)
• M10: 4,154,782 km (0.073 R)
• M11: 4,850,861 km (0.07 R)
• M12: 7,275,692 km (0.099 R)
• M13: 7,648,490 km (0.107 R)
• M14: 9,074,607 km (0.065 R)
• M15: 10,800,368 km (0.091 R)
• M16: 11,108,091 km (0.079 R)
• M17: 11,466,677 km (0.108 R)
• M18: 12,930,342 km (0.106 R)
• M19: 14,889,775 km (0.091 R)
• M20: 18,750,448 km (0.09 R)
• M21: 21,251,724 km (0.049 R)
• M22: 25,718,866 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.9

Radius: 11.4

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 4.75 AU - 6.29 AU

Year: 8374 Days

Day: 9.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,871,020 km

• M1: 144,063 km (0.06 R)
• M2: 715,975 km (0.115 R)
• M3: 1,124,228 km (0.11 R)
• M4: 1,490,892 km (0.086 R)
• M5: 2,744,223 km (0.087 R)
• M6: 3,806,368 km (0.083 R)
• M7: 5,067,329 km (0.119 R)
• M8: 5,686,065 km (0.06 R)
• M9: 6,061,706 km (0.103 R)
• M10: 6,828,694 km (0.077 R)
• M11: 7,436,211 km (0.117 R)
• M12: 8,434,926 km (0.075 R)
• M13: 12,379,523 km (0.111 R)
• M14: 14,060,853 km (0.085 R)
• M15: 15,767,017 km (0.1 R)
• M16: 18,409,215 km (0.109 R)
• M17: 18,819,113 km (0.088 R)
• M18: 20,085,758 km (0.098 R)
• M19: 27,816,677 km (0.071 R)
• M20: 29,365,613 km (0.089 R)
• M21: 30,114,201 km (0.073 R)
• M22: 32,535,293 km (0.093 R)
• M23: 33,539,244 km (0.068 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 679.9

Radius: 5.2

Gravity: 25.14 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 7.48 AU - 8.86 AU

Year: 15078 Days

Day: 16.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,871,020 km

• M1: 65,225 km (0.058 R)
• M2: 384,317 km (0.112 R)
• M3: 848,968 km (0.096 R)
• M4: 1,220,270 km (0.097 R)
• M5: 1,846,636 km (0.07 R)
• M6: 2,404,786 km (0.064 R)
• M7: 2,874,523 km (0.025 R)
• M8: 6,420,292 km (0.105 R)
• M9: 9,152,996 km (0.104 R)
• M10: 10,231,746 km (0.093 R)
• M11: 13,095,349 km (0.085 R)
• M12: 13,766,894 km (0.093 R)
• M13: 16,606,261 km (0.108 R)
• M14: 18,121,239 km (0.049 R)
• M15: 18,285,946 km (0.064 R)
• M16: 26,880,344 km (0.097 R)
• M17: 27,202,129 km (0.088 R)
• M18: 29,640,873 km (0.094 R)
• M19: 31,384,736 km (0.037 R)
• M20: 34,441,319 km (0.071 R)
• M21: 53,573,840 km (0.095 R)
• M22: 55,805,541 km (0.086 R)
• M23: 61,933,668 km (0.099 R)
• M24: 62,682,854 km (0.116 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: 283 - 11,399 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit