🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.3

Radius: 14.9

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.76 AU - 0.98 AU

Year: 524 Days

Day: 10.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 25,183,802 km

• M1: 185,352 km (0.051 R)
• M2: 654,191 km (0.094 R)
• M3: 1,312,871 km (0.098 R)
• M4: 1,904,979 km (0.088 R)
• M5: 2,513,394 km (0.119 R)
• M6: 3,407,241 km (0.092 R)
• M7: 4,101,226 km (0.089 R)
• M8: 4,747,638 km (0.086 R)
• M9: 5,703,568 km (0.096 R)
• M10: 6,265,308 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.5

Radius: 13.5

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.72 AU - 1.08 AU

Year: 551 Days

Day: 8.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 25,183,802 km

• M1: 167,849 km (0.118 R)
• M2: 674,986 km (0.092 R)
• M3: 1,172,847 km (0.102 R)
• M4: 1,879,099 km (0.115 R)
• M5: 2,788,953 km (0.064 R)
• M6: 3,300,578 km (0.084 R)
• M7: 3,960,304 km (0.077 R)
• M8: 4,837,098 km (0.1 R)
• M9: 5,313,268 km (0.11 R)
• M10: 5,783,603 km (0.068 R)
• M11: 6,581,858 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.2

Radius: 10.5

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.62 AU - 2.82 AU

Year: 2896 Days

Day: 12.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 25,183,802 km

• M1: 130,599 km (0.092 R)
• M2: 544,237 km (0.099 R)
• M3: 1,034,768 km (0.072 R)
• M4: 1,486,554 km (0.069 R)
• M5: 1,872,965 km (0.067 R)
• M6: 2,593,279 km (0.097 R)
• M7: 3,054,789 km (0.119 R)
• M8: 3,554,146 km (0.105 R)
• M9: 4,053,055 km (0.108 R)
• M10: 4,500,951 km (0.089 R)
• M11: 5,277,813 km (0.071 R)
• M12: 5,928,863 km (0.059 R)
• M13: 6,836,473 km (0.114 R)
• M14: 7,473,012 km (0.095 R)
• M15: 8,772,718 km (0.106 R)
• M16: 10,490,102 km (0.101 R)
• M17: 10,908,078 km (0.117 R)
• M18: 11,301,072 km (0.07 R)
• M19: 12,115,483 km (0.082 R)
• M20: 12,459,707 km (0.036 R)
• M21: 12,849,859 km (0.1 R)
• M22: 13,207,846 km (0.065 R)
• M23: 13,985,755 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.8

Radius: 8.6

Gravity: 12.46 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.45 AU - 3.01 AU

Year: 2912 Days

Day: 5.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 25,183,802 km

• M1: 106,962 km (0.111 R)
• M2: 504,444 km (0.106 R)
• M3: 931,097 km (0.112 R)
• M4: 1,448,407 km (0.064 R)
• M5: 1,809,536 km (0.048 R)
• M6: 2,540,770 km (0.053 R)
• M7: 4,259,201 km (0.111 R)
• M8: 4,908,905 km (0.085 R)
• M9: 6,492,398 km (0.059 R)
• M10: 7,068,051 km (0.104 R)
• M11: 7,743,335 km (0.114 R)
• M12: 8,320,933 km (0.104 R)
• M13: 9,372,157 km (0.112 R)
• M14: 10,347,386 km (0.106 R)
• M15: 11,345,802 km (0.098 R)
• M16: 11,692,420 km (0.096 R)
• M17: 12,090,949 km (0.078 R)
• M18: 13,055,855 km (0.054 R)
• M19: 15,400,502 km (0.028 R)
• M20: 15,933,220 km (0.073 R)
• M21: 17,148,703 km (0.108 R)
• M22: 17,779,109 km (0.116 R)
• M23: 18,783,658 km (0.046 R)
• M24: 19,763,225 km (0.107 R)
• M25: 20,139,314 km (0.053 R)
• M26: 21,823,936 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.2

Radius: 11.8

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.42 AU - 3.7 AU

Year: 4337 Days

Day: 12.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,183,802 km

• M1: 146,756 km (0.079 R)
• M2: 611,556 km (0.055 R)
• M3: 1,071,570 km (0.09 R)
• M4: 1,450,052 km (0.077 R)
• M5: 2,126,683 km (0.117 R)
• M6: 3,405,895 km (0.107 R)
• M7: 3,799,786 km (0.101 R)
• M8: 5,011,678 km (0.087 R)
• M9: 5,385,673 km (0.101 R)
• M10: 7,340,768 km (0.119 R)
• M11: 8,818,794 km (0.079 R)
• M12: 9,366,323 km (0.11 R)
• M13: 10,315,072 km (0.025 R)
• M14: 11,740,291 km (0.098 R)
• M15: 12,892,344 km (0.086 R)
• M16: 16,624,512 km (0.059 R)
• M17: 21,437,674 km (0.101 R)
• M18: 24,123,405 km (0.101 R)
• M19: 24,963,247 km (0.087 R)
• M20: 25,980,812 km (0.064 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.7

Radius: 12.8

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.97 AU - 4.21 AU

Year: 4392 Days

Day: 8.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 25,183,802 km

• M1: 159,172 km (0.027 R)
• M2: 638,933 km (0.09 R)
• M3: 1,092,513 km (0.089 R)
• M4: 1,533,827 km (0.102 R)
• M5: 2,793,890 km (0.097 R)
• M6: 3,245,376 km (0.069 R)
• M7: 3,834,193 km (0.087 R)
• M8: 4,634,243 km (0.104 R)
• M9: 5,473,936 km (0.073 R)
• M10: 6,961,088 km (0.087 R)
• M11: 7,626,051 km (0.065 R)
• M12: 8,859,934 km (0.078 R)
• M13: 9,843,989 km (0.048 R)
• M14: 10,790,794 km (0.047 R)
• M15: 12,422,757 km (0.085 R)
• M16: 13,868,171 km (0.092 R)
• M17: 14,301,108 km (0.03 R)
• M18: 15,607,695 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.2

Radius: 14.4

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 3.3 AU - 3.96 AU

Year: 4466 Days

Day: 14.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 25,183,802 km

• M1: 179,069 km (0.097 R)
• M2: 751,879 km (0.111 R)
• M3: 1,316,760 km (0.118 R)
• M4: 2,195,050 km (0.094 R)
• M5: 2,693,210 km (0.064 R)
• M6: 3,399,312 km (0.047 R)
• M7: 4,116,485 km (0.093 R)
• M8: 4,982,507 km (0.092 R)
• M9: 5,446,260 km (0.088 R)
• M10: 6,703,181 km (0.063 R)
• M11: 7,499,341 km (0.04 R)
• M12: 8,357,734 km (0.12 R)
• M13: 8,903,616 km (0.109 R)
• M14: 9,589,972 km (0.088 R)
• M15: 11,329,795 km (0.111 R)
• M16: 12,885,762 km (0.088 R)
• M17: 16,362,566 km (0.096 R)
• M18: 20,683,551 km (0.116 R)
• M19: 21,617,491 km (0.103 R)
• M20: 23,212,653 km (0.098 R)
• M21: 23,857,719 km (0.067 R)
• M22: 25,108,806 km (0.108 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 16,360 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit