🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.4

Radius: 9.6

Gravity: 9.03 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.61 AU - 0.93 AU

Year: 475 Days

Day: 6.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 94,140,818 km

• M1: 119,828 km (0.099 R)
• M2: 597,195 km (0.106 R)
• M3: 952,938 km (0.047 R)
• M4: 1,346,082 km (0.039 R)
• M5: 1,782,608 km (0.115 R)
• M6: 2,340,907 km (0.116 R)
• M7: 2,977,596 km (0.071 R)
• M8: 3,306,711 km (0.097 R)
• M9: 3,846,161 km (0.086 R)
• M10: 4,237,659 km (0.049 R)
• M11: 5,051,920 km (0.081 R)
• M12: 5,876,204 km (0.025 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.6

Radius: 13.3

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.62 AU - 0.94 AU

Year: 484 Days

Day: 14.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 94,140,818 km

• M1: 165,605 km (0.082 R)
• M2: 812,316 km (0.11 R)
• M3: 1,308,233 km (0.09 R)
• M4: 1,748,051 km (0.116 R)
• M5: 2,519,827 km (0.099 R)
• M6: 3,032,648 km (0.092 R)
• M7: 3,497,299 km (0.07 R)
• M8: 4,099,879 km (0.078 R)
• M9: 4,742,402 km (0.071 R)
• M10: 5,279,159 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.5

Radius: 8.2

Gravity: 12.92 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.95 AU - 1.37 AU

Year: 878 Days

Day: 5.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 94,140,818 km

• M1: 102,026 km (0.063 R)
• M2: 422,165 km (0.096 R)
• M3: 870,061 km (0.107 R)
• M4: 1,578,856 km (0.07 R)
• M5: 2,011,194 km (0.047 R)
• M6: 2,394,015 km (0.112 R)
• M7: 2,825,006 km (0.085 R)
• M8: 3,406,792 km (0.074 R)
• M9: 3,688,186 km (0.108 R)
• M10: 4,789,226 km (0.099 R)
• M11: 5,067,478 km (0.094 R)
• M12: 5,455,236 km (0.104 R)
• M13: 6,246,609 km (0.074 R)
• M14: 6,511,696 km (0.094 R)
• M15: 6,807,601 km (0.087 R)
• M16: 8,747,735 km (0.111 R)
• M17: 9,278,060 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.6

Radius: 10.2

Gravity: 7.7 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 4.6 AU - 6.1 AU

Year: 8698 Days

Day: 8.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 94,140,818 km

• M1: 126,859 km (0.058 R)
• M2: 628,909 km (0.106 R)
• M3: 1,050,177 km (0.107 R)
• M4: 1,533,827 km (0.109 R)
• M5: 2,806,755 km (0.071 R)
• M6: 4,115,737 km (0.107 R)
• M7: 4,477,315 km (0.115 R)
• M8: 6,070,981 km (0.032 R)
• M9: 9,125,171 km (0.096 R)
• M10: 9,502,008 km (0.065 R)
• M11: 12,154,378 km (0.093 R)
• M12: 14,363,340 km (0.116 R)
• M13: 14,809,441 km (0.083 R)
• M14: 16,478,953 km (0.118 R)
• M15: 19,794,341 km (0.096 R)
• M16: 21,154,934 km (0.111 R)
• M17: 29,718,963 km (0.062 R)
• M18: 31,607,337 km (0.081 R)
• M19: 37,871,449 km (0.076 R)
• M20: 41,742,892 km (0.096 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 728.6

Radius: 4

Gravity: 45.54 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 8.43 AU - 12.25 AU

Year: 23372 Days

Day: 21.6 Hours

Environment

Temp: -242 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 94,140,818 km

• M1: 49,816 km (0.115 R)
• M2: 317,746 km (0.095 R)
• M3: 649,853 km (0.076 R)
• M4: 780,901 km (0.09 R)
• M5: 1,379,292 km (0.081 R)
• M6: 1,900,043 km (0.078 R)
• M7: 2,615,420 km (0.095 R)
• M8: 4,376,785 km (0.116 R)
• M9: 5,397,790 km (0.059 R)
• M10: 5,644,627 km (0.098 R)
• M11: 6,116,459 km (0.099 R)
• M12: 8,377,780 km (0.112 R)
• M13: 10,119,847 km (0.055 R)
• M14: 10,750,402 km (0.102 R)
• M15: 11,339,818 km (0.057 R)
• M16: 12,229,028 km (0.089 R)
• M17: 13,311,518 km (0.074 R)
• M18: 13,990,842 km (0.064 R)
• M19: 16,167,191 km (0.116 R)
• M20: 18,282,356 km (0.09 R)
• M21: 19,120,852 km (0.105 R)
• M22: 19,310,542 km (0.067 R)
• M23: 19,984,630 km (0.109 R)
• M24: 23,051,835 km (0.075 R)
• M25: 23,591,734 km (0.113 R)
• M26: 27,009,596 km (0.08 R)
• M27: 28,218,347 km (0.11 R)
• M28: 31,927,028 km (0.098 R)
• M29: 35,947,770 km (0.082 R)
• M30: 51,459,424 km (0.076 R)
• M31: 54,636,583 km (0.095 R)
• M32: 56,175,945 km (0.101 R)
• M33: 56,565,199 km (0.053 R)
• M34: 60,967,116 km (0.113 R)
• M35: 64,734,140 km (0.057 R)
• M36: 77,440,684 km (0.041 R)
• M37: 78,407,086 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 933.7

Radius: 3

Gravity: 103.74 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 8.86 AU - 11.94 AU

Year: 23575 Days

Day: 19.9 Hours

Environment

Temp: -237 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 94,140,818 km

• M1: 39,344 km (0.037 R)
• M2: 253,718 km (0.102 R)
• M3: 415,583 km (0.07 R)
• M4: 1,227,600 km (0.086 R)
• M5: 1,616,106 km (0.109 R)
• M6: 2,215,694 km (0.081 R)
• M7: 2,922,993 km (0.09 R)
• M8: 3,208,426 km (0.087 R)
• M9: 4,037,497 km (0.086 R)
• M10: 4,613,299 km (0.095 R)
• M11: 4,920,872 km (0.12 R)
• M12: 7,109,340 km (0.07 R)
• M13: 7,415,267 km (0.071 R)
• M14: 9,078,048 km (0.052 R)
• M15: 9,316,955 km (0.12 R)
• M16: 9,745,254 km (0.109 R)
• M17: 12,228,878 km (0.092 R)
• M18: 16,830,359 km (0.109 R)
• M19: 18,303,299 km (0.088 R)
• M20: 18,973,797 km (0.111 R)
• M21: 23,011,743 km (0.084 R)
• M22: 25,761,352 km (0.068 R)
• M23: 25,880,432 km (0.098 R)
• M24: 26,602,840 km (0.077 R)
• M25: 35,749,852 km (0.087 R)
• M26: 42,498,511 km (0.108 R)
• M27: 42,998,617 km (0.1 R)
• M28: 50,419,120 km (0.033 R)
• M29: 53,650,284 km (0.108 R)
• M30: 55,812,871 km (0.105 R)
• M31: 59,061,090 km (0.091 R)
• M32: 61,365,944 km (0.026 R)
• M33: 65,265,512 km (0.071 R)
• M34: 70,717,457 km (0.087 R)
• M35: 75,486,188 km (0.077 R)
• M36: 77,700,386 km (0.166 R)
• M37: 83,034,149 km (0.077 R)
• M38: 84,864,927 km (0.102 R)
• M39: 85,923,033 km (0.219 R)
• M40: 86,722,334 km (0.104 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 17,752 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit