🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.6

Radius: 8.6

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.75 AU - 1.09 AU

Year: 588 Days

Day: 11.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 31,066,825 km

• M1: 107,411 km (0.115 R)
• M2: 666,907 km (0.111 R)
• M3: 942,317 km (0.07 R)
• M4: 1,273,527 km (0.11 R)
• M5: 1,603,091 km (0.089 R)
• M6: 1,914,703 km (0.059 R)
• M7: 2,376,661 km (0.096 R)
• M8: 3,228,771 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.1

Radius: 8.5

Gravity: 12.22 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.3 AU - 2 AU

Year: 1413 Days

Day: 10.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 31,066,825 km

• M1: 105,766 km (0.101 R)
• M2: 462,706 km (0.054 R)
• M3: 1,352,066 km (0.027 R)
• M4: 1,768,696 km (0.07 R)
• M5: 3,669,187 km (0.118 R)
• M6: 4,445,750 km (0.102 R)
• M7: 4,822,138 km (0.087 R)
• M8: 5,155,442 km (0.118 R)
• M9: 6,395,608 km (0.078 R)
• M10: 7,006,267 km (0.087 R)
• M11: 7,407,339 km (0.109 R)
• M12: 9,167,058 km (0.111 R)
• M13: 9,517,716 km (0.07 R)
• M14: 11,589,646 km (0.086 R)
• M15: 11,886,897 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.3

Radius: 11.5

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.94 AU - 2.02 AU

Year: 1858 Days

Day: 13.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,066,825 km

• M1: 143,016 km (0.119 R)
• M2: 556,953 km (0.093 R)
• M3: 1,143,975 km (0.027 R)
• M4: 1,685,220 km (0.108 R)
• M5: 2,062,955 km (0.1 R)
• M6: 2,484,521 km (0.105 R)
• M7: 2,918,954 km (0.094 R)
• M8: 4,090,903 km (0.098 R)
• M9: 4,846,672 km (0.088 R)
• M10: 5,236,075 km (0.087 R)
• M11: 5,599,598 km (0.066 R)
• M12: 6,327,392 km (0.078 R)
• M13: 7,450,872 km (0.105 R)
• M14: 8,485,042 km (0.099 R)
• M15: 10,548,146 km (0.086 R)
• M16: 11,620,015 km (0.082 R)
• M17: 12,241,594 km (0.119 R)
• M18: 12,762,942 km (0.103 R)
• M19: 13,807,135 km (0.106 R)
• M20: 14,328,185 km (0.108 R)
• M21: 15,641,654 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.6

Radius: 14.5

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.91 AU - 2.67 AU

Year: 2311 Days

Day: 15 Hours

Environment

Temp: -209 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,066,825 km

• M1: 180,565 km (0.105 R)
• M2: 752,776 km (0.088 R)
• M3: 1,570,179 km (0.058 R)
• M4: 2,206,868 km (0.044 R)
• M5: 2,660,299 km (0.109 R)
• M6: 3,277,689 km (0.111 R)
• M7: 3,970,477 km (0.067 R)
• M8: 4,542,240 km (0.078 R)
• M9: 5,006,742 km (0.086 R)
• M10: 5,676,042 km (0.112 R)
• M11: 6,243,168 km (0.072 R)
• M12: 6,905,139 km (0.098 R)
• M13: 11,743,283 km (0.112 R)
• M14: 12,884,715 km (0.104 R)
• M15: 14,614,814 km (0.084 R)
• M16: 15,143,493 km (0.088 R)
• M17: 16,443,948 km (0.088 R)
• M18: 17,121,476 km (0.093 R)
• M19: 18,700,332 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444

Radius: 10.2

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 3.63 AU - 4.61 AU

Year: 5577 Days

Day: 5.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,066,825 km

• M1: 148,700 km (0.114 R)
• M2: 480,808 km (0.079 R)
• M3: 960,269 km (0.11 R)
• M4: 1,521,111 km (0.114 R)
• M5: 2,097,811 km (0.075 R)
• M6: 2,693,360 km (0.046 R)
• M7: 3,838,233 km (0.068 R)
• M8: 4,781,746 km (0.107 R)
• M9: 5,146,316 km (0.09 R)
• M10: 5,785,698 km (0.047 R)
• M11: 8,429,092 km (0.105 R)
• M12: 11,055,582 km (0.107 R)
• M13: 13,301,943 km (0.084 R)
• M14: 13,764,500 km (0.051 R)
• M15: 17,922,423 km (0.116 R)
• M16: 20,387,198 km (0.107 R)
• M17: 23,216,842 km (0.116 R)
• M18: 24,495,305 km (0.075 R)
• M19: 26,540,158 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.2

Radius: 11.7

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.49 AU - 5.15 AU

Year: 5988 Days

Day: 11.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 31,066,825 km

• M1: 145,559 km (0.099 R)
• M2: 531,671 km (0.085 R)
• M3: 907,461 km (0.084 R)
• M4: 1,426,266 km (0.06 R)
• M5: 1,937,741 km (0.075 R)
• M6: 2,452,807 km (0.106 R)
• M7: 3,234,456 km (0.063 R)
• M8: 3,695,067 km (0.113 R)
• M9: 4,175,277 km (0.114 R)
• M10: 5,460,322 km (0.106 R)
• M11: 5,871,866 km (0.105 R)
• M12: 6,691,812 km (0.114 R)
• M13: 8,874,594 km (0.094 R)
• M14: 9,825,289 km (0.117 R)
• M15: 10,888,481 km (0.112 R)
• M16: 12,125,057 km (0.08 R)
• M17: 12,624,864 km (0.106 R)
• M18: 13,034,462 km (0.101 R)
• M19: 14,097,804 km (0.096 R)
• M20: 17,382,375 km (0.098 R)
• M21: 17,953,988 km (0.094 R)
• M22: 19,881,856 km (0.032 R)
• M23: 20,367,152 km (0.047 R)
• M24: 22,989,004 km (0.116 R)
• M25: 24,302,174 km (0.111 R)
• M26: 28,541,479 km (0.09 R)
• M27: 30,330,669 km (0.118 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 16,376 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit