🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.4

Radius: 9.4

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.9 AU - 0.92 AU

Year: 569 Days

Day: 14.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 96,015,232 km

• M1: 117,734 km (0.068 R)
• M2: 475,272 km (0.046 R)
• M3: 844,779 km (0.107 R)
• M4: 1,216,979 km (0.115 R)
• M5: 1,692,550 km (0.064 R)
• M6: 2,023,012 km (0.094 R)
• M7: 2,426,328 km (0.097 R)
• M8: 2,841,163 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.5

Radius: 10.2

Gravity: 7.67 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.56 AU - 2 AU

Year: 1558 Days

Day: 5.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 96,015,232 km

• M1: 126,859 km (0.065 R)
• M2: 525,537 km (0.105 R)
• M3: 1,074,113 km (0.08 R)
• M4: 1,472,193 km (0.025 R)
• M5: 1,840,054 km (0.114 R)
• M6: 2,330,585 km (0.102 R)
• M7: 2,835,478 km (0.087 R)
• M8: 3,331,694 km (0.115 R)
• M9: 3,711,374 km (0.091 R)
• M10: 4,819,595 km (0.081 R)
• M11: 5,176,535 km (0.062 R)
• M12: 6,256,931 km (0.086 R)
• M13: 7,564,716 km (0.101 R)
• M14: 8,402,164 km (0.09 R)
• M15: 9,364,528 km (0.096 R)
• M16: 10,398,548 km (0.07 R)
• M17: 11,250,209 km (0.082 R)
• M18: 13,623,728 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.5

Radius: 10.6

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.92 AU - 4.86 AU

Year: 6034 Days

Day: 5.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 96,015,232 km

• M1: 131,945 km (0.066 R)
• M2: 492,327 km (0.113 R)
• M3: 902,823 km (0.114 R)
• M4: 1,532,630 km (0.113 R)
• M5: 2,091,079 km (0.113 R)
• M6: 2,687,376 km (0.085 R)
• M7: 3,755,804 km (0.113 R)
• M8: 4,321,882 km (0.065 R)
• M9: 7,136,866 km (0.03 R)
• M10: 7,620,216 km (0.1 R)
• M11: 8,488,034 km (0.046 R)
• M12: 11,239,138 km (0.101 R)
• M13: 11,639,313 km (0.077 R)
• M14: 13,785,145 km (0.108 R)
• M15: 14,832,030 km (0.105 R)
• M16: 15,744,278 km (0.117 R)
• M17: 16,182,450 km (0.113 R)
• M18: 16,564,673 km (0.117 R)
• M19: 17,149,152 km (0.093 R)
• M20: 21,100,181 km (0.049 R)
• M21: 24,351,242 km (0.112 R)
• M22: 25,878,636 km (0.075 R)
• M23: 31,234,689 km (0.094 R)
• M24: 32,731,266 km (0.062 R)
• M25: 33,548,818 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.1

Radius: 9.7

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 5.49 AU - 5.91 AU

Year: 8927 Days

Day: 8.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 96,015,232 km

• M1: 121,025 km (0.084 R)
• M2: 553,961 km (0.077 R)
• M3: 865,872 km (0.036 R)
• M4: 1,276,967 km (0.053 R)
• M5: 1,589,777 km (0.047 R)
• M6: 2,251,149 km (0.095 R)
• M7: 3,151,279 km (0.101 R)
• M8: 4,062,330 km (0.083 R)
• M9: 4,839,342 km (0.114 R)
• M10: 5,549,183 km (0.108 R)
• M11: 7,408,835 km (0.119 R)
• M12: 8,653,339 km (0.037 R)
• M13: 9,417,635 km (0.042 R)
• M14: 11,551,798 km (0.12 R)
• M15: 11,927,438 km (0.11 R)
• M16: 12,703,253 km (0.084 R)
• M17: 13,809,379 km (0.05 R)
• M18: 16,888,552 km (0.066 R)
• M19: 20,011,558 km (0.085 R)
• M20: 20,789,466 km (0.11 R)
• M21: 27,659,450 km (0.11 R)
• M22: 32,710,173 km (0.097 R)
• M23: 33,354,790 km (0.099 R)
• M24: 34,447,902 km (0.103 R)
• M25: 34,780,458 km (0.084 R)
• M26: 35,452,003 km (0.111 R)
• M27: 36,590,442 km (0.119 R)
• M28: 39,180,430 km (0.075 R)
• M29: 40,274,440 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 83.2

Radius: 3.6

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 6.86 AU - 6.96 AU

Year: 11916 Days

Day: 21 Hours

Environment

Temp: -227 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 96,015,232 km

• M1: 44,730 km (0.093 R)
• M2: 171,140 km (0.111 R)
• M3: 332,257 km (0.102 R)
• M4: 629,508 km (0.105 R)
• M5: 917,633 km (0.06 R)
• M6: 1,119,590 km (0.057 R)
• M7: 1,383,032 km (0.104 R)
• M8: 1,736,682 km (0.028 R)
• M9: 1,880,595 km (0.099 R)
• M10: 2,471,955 km (0.116 R)
• M11: 3,515,999 km (0.039 R)
• M12: 5,855,859 km (0.094 R)
• M13: 7,158,857 km (0.074 R)
• M14: 8,833,006 km (0.092 R)
• M15: 9,338,348 km (0.117 R)
• M16: 11,462,488 km (0.112 R)
• M17: 12,929,445 km (0.11 R)
• M18: 15,719,445 km (0.099 R)
• M19: 16,927,597 km (0.116 R)
• M20: 17,645,069 km (0.106 R)
• M21: 19,140,449 km (0.092 R)
• M22: 22,380,589 km (0.087 R)
• M23: 23,463,528 km (0.101 R)
• M24: 24,656,571 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 526.9

Radius: 7.8

Gravity: 8.66 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 6.49 AU - 8.49 AU

Year: 13447 Days

Day: 22.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 96,015,232 km

• M1: 97,089 km (0.117 R)
• M2: 505,342 km (0.101 R)
• M3: 882,478 km (0.057 R)
• M4: 1,148,313 km (0.096 R)
• M5: 1,468,154 km (0.095 R)
• M6: 2,016,280 km (0.105 R)
• M7: 2,426,328 km (0.048 R)
• M8: 2,913,419 km (0.096 R)
• M9: 3,438,806 km (0.116 R)
• M10: 3,969,729 km (0.117 R)
• M11: 5,261,806 km (0.115 R)
• M12: 5,930,060 km (0.093 R)
• M13: 7,781,333 km (0.047 R)
• M14: 8,413,833 km (0.106 R)
• M15: 9,376,346 km (0.097 R)
• M16: 10,625,937 km (0.04 R)
• M17: 12,041,731 km (0.077 R)
• M18: 12,887,557 km (0.039 R)
• M19: 14,832,180 km (0.108 R)
• M20: 18,416,246 km (0.111 R)
• M21: 18,971,254 km (0.077 R)
• M22: 27,237,733 km (0.111 R)
• M23: 29,330,009 km (0.056 R)
• M24: 34,424,714 km (0.09 R)
• M25: 37,621,770 km (0.085 R)
• M26: 39,032,029 km (0.077 R)
• M27: 43,753,338 km (0.12 R)
• M28: 47,645,575 km (0.081 R)
• M29: 47,942,826 km (0.111 R)
• M30: 50,982,954 km (0.084 R)
• M31: 52,392,017 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 961.2

Radius: 6.6

Gravity: 22.07 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 9.71 AU - 12.29 AU

Year: 23933 Days

Day: 20.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 96,015,232 km

• M1: 82,129 km (0.107 R)
• M2: 425,606 km (0.032 R)
• M3: 945,309 km (0.114 R)
• M4: 1,160,281 km (0.114 R)
• M5: 1,635,703 km (0.057 R)
• M6: 1,908,121 km (0.103 R)
• M7: 2,326,247 km (0.047 R)
• M8: 2,698,297 km (0.041 R)
• M9: 3,498,346 km (0.061 R)
• M10: 5,429,655 km (0.115 R)
• M11: 5,860,796 km (0.095 R)
• M12: 7,343,011 km (0.098 R)
• M13: 8,198,412 km (0.081 R)
• M14: 9,852,665 km (0.104 R)
• M15: 12,733,023 km (0.095 R)
• M16: 13,805,789 km (0.084 R)
• M17: 15,526,314 km (0.088 R)
• M18: 16,393,683 km (0.09 R)
• M19: 16,749,576 km (0.051 R)
• M20: 18,319,905 km (0.073 R)
• M21: 19,585,054 km (0.05 R)
• M22: 21,116,039 km (0.065 R)
• M23: 23,279,074 km (0.097 R)
• M24: 26,064,587 km (0.075 R)
• M25: 27,163,981 km (0.087 R)
• M26: 27,913,915 km (0.053 R)
• M27: 37,863,670 km (0.115 R)
• M28: 38,799,105 km (0.047 R)
• M29: 39,431,156 km (0.117 R)
• M30: 46,488,436 km (0.044 R)
• M31: 49,199,897 km (0.104 R)
• M32: 52,014,880 km (0.078 R)
• M33: 54,342,773 km (0.076 R)
• M34: 68,398,241 km (0.11 R)
• M35: 71,189,438 km (0.079 R)
• M36: 74,055,733 km (0.063 R)
• M37: 74,540,729 km (0.083 R)
• M38: 76,008,733 km (0.074 R)
• M39: 88,452,583 km (0.114 R)
• M40: 92,042,184 km (0.11 R)
• M41: 93,731,144 km (0.094 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 200 - 14,133 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit