🌌 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: 644.3

Radius: 10.9

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.91 AU - 1.25 AU

Year: 736 Days

Day: 6.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,271,305 km

• M1: 135,536 km (0.119 R)
• M2: 536,608 km (0.078 R)
• M3: 1,084,435 km (0.086 R)
• M4: 1,879,548 km (0.111 R)
• M5: 2,384,590 km (0.072 R)
• M6: 2,895,018 km (0.055 R)
• M7: 3,240,739 km (0.086 R)
• M8: 3,655,723 km (0.1 R)
• M9: 4,626,015 km (0.027 R)
• M10: 5,014,221 km (0.071 R)
• M11: 6,130,371 km (0.107 R)
• M12: 6,961,836 km (0.104 R)
• M13: 7,404,945 km (0.117 R)
• M14: 7,937,813 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949.3

Radius: 9.4

Gravity: 10.74 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.78 AU - 1.86 AU

Year: 1611 Days

Day: 7.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,271,305 km

• M1: 116,836 km (0.108 R)
• M2: 415,732 km (0.11 R)
• M3: 744,997 km (0.101 R)
• M4: 1,077,404 km (0.094 R)
• M5: 1,567,038 km (0.078 R)
• M6: 1,886,280 km (0.044 R)
• M7: 2,743,775 km (0.118 R)
• M8: 8,066,916 km (0.117 R)
• M9: 8,902,569 km (0.12 R)
• M10: 9,424,367 km (0.093 R)
• M11: 10,315,671 km (0.073 R)
• M12: 10,637,007 km (0.119 R)
• M13: 11,718,001 km (0.073 R)
• M14: 15,586,004 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.9

Radius: 14.6

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 4.57 AU - 6.51 AU

Year: 8554 Days

Day: 13.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 29,271,305 km

• M1: 181,612 km (0.079 R)
• M2: 742,005 km (0.086 R)
• M3: 1,214,735 km (0.119 R)
• M4: 1,777,671 km (0.101 R)
• M5: 2,689,471 km (0.118 R)
• M6: 3,152,027 km (0.111 R)
• M7: 4,213,723 km (0.113 R)
• M8: 4,933,887 km (0.102 R)
• M9: 5,667,964 km (0.084 R)
• M10: 7,638,916 km (0.099 R)
• M11: 8,803,087 km (0.119 R)
• M12: 9,451,743 km (0.083 R)
• M13: 10,586,593 km (0.094 R)
• M14: 11,160,749 km (0.055 R)
• M15: 12,314,448 km (0.111 R)
• M16: 12,774,461 km (0.077 R)
• M17: 14,539,118 km (0.088 R)
• M18: 16,186,639 km (0.109 R)
• M19: 17,304,584 km (0.113 R)
• M20: 18,250,192 km (0.106 R)
• M21: 23,591,584 km (0.102 R)
• M22: 30,204,259 km (0.115 R)
• M23: 33,541,189 km (0.045 R)
• M24: 44,880,558 km (0.094 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 881.1

Radius: 7.8

Gravity: 14.48 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 8.13 AU - 10.89 AU

Year: 19239 Days

Day: 17.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 29,271,305 km

• M1: 97,687 km (0.092 R)
• M2: 433,086 km (0.094 R)
• M3: 1,961,378 km (0.094 R)
• M4: 2,473,152 km (0.092 R)
• M5: 3,070,945 km (0.102 R)
• M6: 4,243,044 km (0.094 R)
• M7: 5,407,664 km (0.039 R)
• M8: 6,149,669 km (0.086 R)
• M9: 7,242,183 km (0.041 R)
• M10: 8,090,851 km (0.037 R)
• M11: 13,423,866 km (0.057 R)
• M12: 16,138,618 km (0.12 R)
• M13: 24,211,967 km (0.079 R)
• M14: 25,087,563 km (0.116 R)
• M15: 27,603,799 km (0.053 R)
• M16: 28,078,772 km (0.102 R)
• M17: 33,938,820 km (0.076 R)
• M18: 34,210,639 km (0.114 R)
• M19: 39,206,012 km (0.115 R)
• M20: 39,655,553 km (0.082 R)
• M21: 42,111,202 km (0.117 R)
• M22: 44,341,706 km (0.082 R)
• M23: 44,993,056 km (0.115 R)
• M24: 45,321,273 km (0.066 R)
• M25: 45,650,837 km (0.044 R)
• M26: 46,148,400 km (0.117 R)
• M27: 50,790,422 km (0.071 R)
• M28: 57,450,968 km (0.076 R)
• M29: 59,202,609 km (0.104 R)
• M30: 61,391,525 km (0.082 R)
• M31: 61,997,696 km (0.098 R)
• M32: 64,462,470 km (0.086 R)
• M33: 75,900,125 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 41.1

Radius: 5.6

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 8.7 AU - 10.48 AU

Year: 19482 Days

Day: 24.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,271,305 km

• M1: 69,713 km (0.114 R)
• M2: 663,766 km (0.116 R)
• M3: 965,056 km (0.097 R)
• M4: 1,227,600 km (0.066 R)
• M5: 1,609,523 km (0.102 R)
• M6: 2,202,380 km (0.062 R)
• M7: 2,489,907 km (0.099 R)
• M8: 4,223,148 km (0.08 R)
• M9: 5,197,928 km (0.108 R)
• M10: 9,170,798 km (0.094 R)
• M11: 10,743,670 km (0.083 R)
• M12: 11,999,096 km (0.109 R)
• M13: 12,989,882 km (0.063 R)
• M14: 15,302,965 km (0.116 R)
• M15: 15,588,547 km (0.052 R)
• M16: 18,643,485 km (0.067 R)
• M17: 19,498,586 km (0.064 R)
• M18: 26,638,893 km (0.112 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 14,505 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit