🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673

Radius: 14.8

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.54 AU - 0.7 AU

Year: 326 Days

Day: 13.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,509,561 km

• M1: 184,305 km (0.041 R)
• M2: 740,809 km (0.075 R)
• M3: 1,364,033 km (0.049 R)
• M4: 1,943,276 km (0.117 R)
• M5: 2,479,884 km (0.068 R)
• M6: 2,944,684 km (0.088 R)
• M7: 3,718,105 km (0.05 R)
• M8: 4,664,761 km (0.032 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.4

Radius: 14.8

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.56 AU - 0.88 AU

Year: 407 Days

Day: 9.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,509,561 km

• M1: 185,202 km (0.118 R)
• M2: 653,144 km (0.119 R)
• M3: 1,316,910 km (0.078 R)
• M4: 1,814,473 km (0.108 R)
• M5: 2,725,075 km (0.109 R)
• M6: 3,673,825 km (0.106 R)
• M7: 4,730,584 km (0.081 R)
• M8: 5,596,307 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.9

Radius: 11.1

Gravity: 6.87 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.16 AU - 2.16 AU

Year: 2117 Days

Day: 9.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,509,561 km

• M1: 138,079 km (0.11 R)
• M2: 562,189 km (0.083 R)
• M3: 915,240 km (0.089 R)
• M4: 1,324,540 km (0.106 R)
• M5: 1,757,177 km (0.1 R)
• M6: 2,155,406 km (0.074 R)
• M7: 2,976,698 km (0.073 R)
• M8: 3,638,669 km (0.097 R)
• M9: 4,334,299 km (0.085 R)
• M10: 4,957,374 km (0.103 R)
• M11: 6,848,142 km (0.083 R)
• M12: 7,336,130 km (0.062 R)
• M13: 7,694,417 km (0.064 R)
• M14: 8,190,483 km (0.037 R)
• M15: 9,041,995 km (0.096 R)
• M16: 9,807,786 km (0.087 R)
• M17: 11,428,978 km (0.083 R)
• M18: 13,004,244 km (0.064 R)
• M19: 13,664,270 km (0.046 R)
• M20: 14,392,811 km (0.087 R)
• M21: 15,485,175 km (0.051 R)
• M22: 17,252,524 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.4

Radius: 10

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.48 AU - 6.98 AU

Year: 9147 Days

Day: 9 Hours

Environment

Temp: -236 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,509,561 km

• M1: 136,433 km (0.084 R)
• M2: 631,602 km (0.075 R)
• M3: 1,134,999 km (0.103 R)
• M4: 1,538,315 km (0.052 R)
• M5: 8,664,559 km (0.054 R)
• M6: 9,378,739 km (0.115 R)
• M7: 12,761,596 km (0.066 R)
• M8: 17,995,577 km (0.039 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 572

Radius: 5.1

Gravity: 21.99 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 6.58 AU - 8.88 AU

Year: 14332 Days

Day: 24.3 Hours

Environment

Temp: -242 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 69,509,561 km

• M1: 63,429 km (0.052 R)
• M2: 293,810 km (0.104 R)
• M3: 855,700 km (0.12 R)
• M4: 2,478,837 km (0.069 R)
• M5: 3,258,242 km (0.11 R)
• M6: 3,649,590 km (0.035 R)
• M7: 5,046,086 km (0.103 R)
• M8: 5,751,889 km (0.087 R)
• M9: 7,227,522 km (0.115 R)
• M10: 7,710,873 km (0.053 R)
• M11: 8,309,563 km (0.054 R)
• M12: 9,914,449 km (0.095 R)
• M13: 10,074,669 km (0.106 R)
• M14: 10,621,598 km (0.054 R)
• M15: 11,130,680 km (0.038 R)
• M16: 13,855,306 km (0.108 R)
• M17: 14,326,240 km (0.083 R)
• M18: 15,087,693 km (0.119 R)
• M19: 19,553,788 km (0.057 R)
• M20: 20,317,485 km (0.075 R)
• M21: 24,533,752 km (0.067 R)
• M22: 26,638,594 km (0.083 R)
• M23: 28,106,897 km (0.084 R)
• M24: 32,362,807 km (0.05 R)
• M25: 36,390,729 km (0.071 R)
• M26: 43,681,531 km (0.083 R)
• M27: 46,461,658 km (0.047 R)
• M28: 48,892,623 km (0.101 R)
• M29: 54,835,997 km (0.1 R)
• M30: 55,002,948 km (0.095 R)
• M31: 57,204,730 km (0.032 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 526

Radius: 6

Gravity: 14.61 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 9.48 AU - 9.78 AU

Year: 19928 Days

Day: 21.5 Hours

Environment

Temp: -240 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,509,561 km

• M1: 75,397 km (0.095 R)
• M2: 343,327 km (0.117 R)
• M3: 621,878 km (0.038 R)
• M4: 1,058,704 km (0.117 R)
• M5: 1,295,069 km (0.083 R)
• M6: 1,518,718 km (0.084 R)
• M7: 2,286,454 km (0.074 R)
• M8: 2,876,617 km (0.068 R)
• M9: 3,077,228 km (0.036 R)
• M10: 3,707,035 km (0.111 R)
• M11: 4,257,107 km (0.112 R)
• M12: 5,037,409 km (0.056 R)
• M13: 8,094,442 km (0.119 R)
• M14: 8,911,096 km (0.112 R)
• M15: 12,009,119 km (0.112 R)
• M16: 19,765,918 km (0.111 R)
• M17: 20,771,664 km (0.056 R)
• M18: 27,983,778 km (0.072 R)
• M19: 30,434,789 km (0.103 R)
• M20: 32,021,574 km (0.11 R)
• M21: 38,639,634 km (0.052 R)
• M22: 45,326,360 km (0.08 R)
• M23: 48,694,855 km (0.114 R)
• M24: 51,370,562 km (0.099 R)
• M25: 58,485,587 km (0.116 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 14,275 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit