🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977

Radius: 8.1

Gravity: 14.89 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.99 AU - 1.31 AU

Year: 822 Days

Day: 13.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 87,420,993 km

• M1: 100,679 km (0.078 R)
• M2: 487,390 km (0.093 R)
• M3: 802,144 km (0.116 R)
• M4: 1,253,331 km (0.098 R)
• M5: 1,781,561 km (0.095 R)
• M6: 2,154,658 km (0.106 R)
• M7: 2,427,824 km (0.113 R)
• M8: 2,939,748 km (0.102 R)
• M9: 3,235,503 km (0.119 R)
• M10: 5,312,220 km (0.109 R)
• M11: 5,940,232 km (0.039 R)
• M12: 6,776,484 km (0.088 R)
• M13: 7,993,313 km (0.114 R)
• M14: 10,052,827 km (0.079 R)

Asteroid Belt

Center: 1.46 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.4

Radius: 11.5

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.46 AU - 2.08 AU

Year: 1570 Days

Day: 6.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 87,420,993 km

• M1: 143,016 km (0.109 R)
• M2: 574,456 km (0.085 R)
• M3: 1,060,649 km (0.042 R)
• M4: 1,992,943 km (0.1 R)
• M5: 3,499,842 km (0.104 R)
• M6: 4,106,611 km (0.087 R)
• M7: 5,069,573 km (0.032 R)
• M8: 6,216,689 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195

Radius: 14.9

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.81 AU - 2.83 AU

Year: 2356 Days

Day: 14.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 87,420,993 km

• M1: 185,352 km (0.093 R)
• M2: 756,516 km (0.097 R)
• M3: 1,257,370 km (0.048 R)
• M4: 1,774,979 km (0.108 R)
• M5: 3,246,723 km (0.115 R)
• M6: 3,975,713 km (0.096 R)
• M7: 5,242,358 km (0.093 R)
• M8: 8,964,652 km (0.077 R)
• M9: 11,163,442 km (0.047 R)
• M10: 11,712,765 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.4

Radius: 9.5

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.66 AU - 5.98 AU

Year: 8183 Days

Day: 5.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 87,420,993 km

• M1: 118,182 km (0.093 R)
• M2: 569,519 km (0.109 R)
• M3: 1,239,867 km (0.059 R)
• M4: 1,600,248 km (0.113 R)
• M5: 2,095,717 km (0.091 R)
• M6: 2,407,479 km (0.114 R)
• M7: 3,828,210 km (0.11 R)
• M8: 5,512,532 km (0.09 R)
• M9: 5,941,728 km (0.099 R)
• M10: 6,608,935 km (0.1 R)
• M11: 6,979,788 km (0.1 R)
• M12: 8,474,271 km (0.111 R)
• M13: 9,319,648 km (0.054 R)
• M14: 9,881,987 km (0.082 R)
• M15: 10,318,364 km (0.081 R)
• M16: 11,177,803 km (0.104 R)
• M17: 12,639,674 km (0.056 R)
• M18: 13,038,651 km (0.054 R)
• M19: 13,504,948 km (0.068 R)
• M20: 15,611,884 km (0.082 R)
• M21: 17,645,069 km (0.034 R)
• M22: 20,078,877 km (0.076 R)
• M23: 22,229,944 km (0.114 R)
• M24: 23,574,829 km (0.099 R)
• M25: 25,421,166 km (0.066 R)
• M26: 27,742,626 km (0.086 R)
• M27: 34,543,794 km (0.075 R)
• M28: 39,890,871 km (0.102 R)
• M29: 40,750,161 km (0.071 R)
• M30: 41,747,081 km (0.052 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 728.5

Radius: 6.4

Gravity: 17.79 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 7.68 AU - 11.46 AU

Year: 19742 Days

Day: 15.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 87,420,993 km

• M1: 80,484 km (0.074 R)
• M2: 318,943 km (0.102 R)
• M3: 876,494 km (0.065 R)
• M4: 1,281,455 km (0.116 R)
• M5: 1,494,932 km (0.094 R)
• M6: 2,135,659 km (0.029 R)
• M7: 2,769,057 km (0.086 R)
• M8: 3,210,819 km (0.096 R)
• M9: 3,638,519 km (0.037 R)
• M10: 5,458,826 km (0.079 R)
• M11: 6,026,101 km (0.09 R)
• M12: 6,995,645 km (0.06 R)
• M13: 7,277,338 km (0.101 R)
• M14: 8,219,356 km (0.094 R)
• M15: 10,585,845 km (0.039 R)
• M16: 11,273,546 km (0.097 R)
• M17: 13,805,939 km (0.097 R)
• M18: 16,363,913 km (0.09 R)
• M19: 16,611,048 km (0.03 R)
• M20: 17,282,294 km (0.087 R)
• M21: 21,893,050 km (0.11 R)
• M22: 25,128,852 km (0.09 R)
• M23: 26,349,571 km (0.103 R)
• M24: 28,669,684 km (0.026 R)
• M25: 32,659,459 km (0.118 R)
• M26: 39,609,627 km (0.069 R)
• M27: 46,159,470 km (0.095 R)
• M28: 47,150,406 km (0.043 R)
• M29: 47,483,860 km (0.098 R)
• M30: 50,208,337 km (0.105 R)
• M31: 56,152,907 km (0.106 R)
• M32: 60,170,358 km (0.083 R)
• M33: 63,559,647 km (0.052 R)
• M34: 66,235,804 km (0.074 R)
• M35: 70,280,780 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 954.4

Radius: 6

Gravity: 26.51 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 8.08 AU - 11.78 AU

Year: 20867 Days

Day: 17.4 Hours

Environment

Temp: -240 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 87,420,993 km

• M1: 75,996 km (0.105 R)
• M2: 330,013 km (0.07 R)
• M3: 526,884 km (0.095 R)
• M4: 805,285 km (0.105 R)
• M5: 991,983 km (0.092 R)
• M6: 1,208,152 km (0.1 R)
• M7: 1,522,906 km (0.05 R)
• M8: 3,185,088 km (0.103 R)
• M9: 3,387,943 km (0.076 R)
• M10: 4,829,767 km (0.11 R)
• M11: 6,227,759 km (0.03 R)
• M12: 6,453,951 km (0.056 R)
• M13: 9,027,932 km (0.037 R)
• M14: 10,992,900 km (0.058 R)
• M15: 14,527,748 km (0.11 R)
• M16: 17,028,875 km (0.065 R)
• M17: 20,491,318 km (0.076 R)
• M18: 21,195,326 km (0.119 R)
• M19: 24,173,071 km (0.109 R)
• M20: 25,530,373 km (0.103 R)
• M21: 26,462,966 km (0.07 R)
• M22: 31,336,864 km (0.118 R)
• M23: 31,868,236 km (0.066 R)
• M24: 32,812,498 km (0.116 R)
• M25: 33,775,310 km (0.065 R)
• M26: 41,365,756 km (0.118 R)
• M27: 42,488,937 km (0.114 R)
• M28: 48,234,542 km (0.108 R)
• M29: 51,660,483 km (0.066 R)
• M30: 60,619,152 km (0.069 R)
• M31: 64,389,018 km (0.075 R)
• M32: 70,559,182 km (0.062 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: 482 - 15,750 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit