🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.39 AU - 0.63 AU

Year: 239 Days

Day: 31.5 Hours

Environment

Temp: -115 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.9

Radius: 13.9

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.58 AU - 0.96 AU

Year: 443 Days

Day: 9.8 Hours

Environment

Temp: -136 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,628,945 km

• M1: 172,935 km (0.059 R)
• M2: 652,845 km (0.08 R)
• M3: 1,102,387 km (0.045 R)
• M4: 1,682,228 km (0.079 R)
• M5: 2,668,826 km (0.111 R)
• M6: 3,392,730 km (0.035 R)
• M7: 3,945,793 km (0.099 R)
• M8: 4,385,462 km (0.071 R)
• M9: 4,965,901 km (0.11 R)
• M10: 5,682,026 km (0.105 R)

Asteroid Belt

Center: 1.27 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.1

Radius: 15

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.5 AU - 2.04 AU

Year: 1545 Days

Day: 12.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 55,628,945 km

• M1: 189,241 km (0.068 R)
• M2: 671,395 km (0.063 R)
• M3: 1,296,116 km (0.055 R)
• M4: 2,830,841 km (0.117 R)
• M5: 3,481,591 km (0.091 R)
• M6: 5,044,739 km (0.088 R)
• M7: 6,471,005 km (0.097 R)
• M8: 8,599,783 km (0.095 R)
• M9: 10,245,809 km (0.106 R)
• M10: 10,732,450 km (0.103 R)
• M11: 13,198,123 km (0.105 R)
• M12: 14,069,829 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.7

Radius: 13.3

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.7 AU - 4.24 AU

Year: 4240 Days

Day: 6.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,628,945 km

• M1: 166,951 km (0.102 R)
• M2: 1,472,043 km (0.09 R)
• M3: 1,966,464 km (0.083 R)
• M4: 2,626,789 km (0.03 R)
• M5: 3,481,741 km (0.058 R)
• M6: 4,375,139 km (0.117 R)
• M7: 4,865,970 km (0.094 R)
• M8: 8,882,074 km (0.094 R)
• M9: 11,779,037 km (0.069 R)
• M10: 15,627,742 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.7

Radius: 14.2

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.7 AU - 3.9 AU

Year: 4859 Days

Day: 9.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 55,628,945 km

• M1: 177,573 km (0.102 R)
• M2: 632,949 km (0.109 R)
• M3: 1,226,703 km (0.083 R)
• M4: 1,900,192 km (0.092 R)
• M5: 2,355,269 km (0.103 R)
• M6: 2,901,899 km (0.06 R)
• M7: 4,185,000 km (0.106 R)
• M8: 4,663,714 km (0.119 R)
• M9: 5,125,672 km (0.103 R)
• M10: 5,590,323 km (0.046 R)
• M11: 6,263,812 km (0.115 R)
• M12: 6,796,082 km (0.093 R)
• M13: 8,389,748 km (0.097 R)
• M14: 8,998,761 km (0.113 R)
• M15: 9,555,863 km (0.071 R)
• M16: 10,607,985 km (0.039 R)
• M17: 12,113,388 km (0.098 R)
• M18: 17,790,927 km (0.078 R)
• M19: 18,289,985 km (0.105 R)
• M20: 19,056,076 km (0.037 R)
• M21: 19,512,798 km (0.036 R)
• M22: 20,858,282 km (0.115 R)
• M23: 22,480,970 km (0.078 R)
• M24: 24,491,715 km (0.051 R)
• M25: 25,738,463 km (0.092 R)
• M26: 27,604,098 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.8

Radius: 9.3

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.68 AU - 5.24 AU

Year: 6179 Days

Day: 10.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,628,945 km

• M1: 176,675 km (0.082 R)
• M2: 533,167 km (0.101 R)
• M3: 857,944 km (0.044 R)
• M4: 1,153,848 km (0.113 R)
• M5: 1,708,707 km (0.082 R)
• M6: 2,149,721 km (0.11 R)
• M7: 2,865,398 km (0.117 R)
• M8: 3,827,312 km (0.027 R)
• M9: 4,564,979 km (0.067 R)
• M10: 5,297,560 km (0.11 R)
• M11: 5,692,199 km (0.108 R)
• M12: 6,266,804 km (0.118 R)
• M13: 6,850,984 km (0.111 R)
• M14: 8,322,429 km (0.062 R)
• M15: 9,202,214 km (0.039 R)
• M16: 11,265,916 km (0.094 R)
• M17: 12,427,095 km (0.087 R)
• M18: 12,729,432 km (0.069 R)
• M19: 14,363,041 km (0.102 R)
• M20: 14,985,817 km (0.056 R)
• M21: 15,526,763 km (0.08 R)
• M22: 19,050,242 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.6

Radius: 8.1

Gravity: 10.28 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 5.13 AU - 6.23 AU

Year: 8880 Days

Day: 8.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 55,628,945 km

• M1: 100,679 km (0.091 R)
• M2: 468,541 km (0.056 R)
• M3: 812,616 km (0.105 R)
• M4: 1,076,057 km (0.117 R)
• M5: 1,623,735 km (0.078 R)
• M6: 1,953,299 km (0.037 R)
• M7: 2,327,444 km (0.106 R)
• M8: 3,174,916 km (0.096 R)
• M9: 3,451,522 km (0.109 R)
• M10: 4,187,095 km (0.087 R)
• M11: 5,023,197 km (0.093 R)
• M12: 6,000,819 km (0.12 R)
• M13: 6,353,272 km (0.114 R)
• M14: 7,099,915 km (0.073 R)
• M15: 8,327,665 km (0.067 R)
• M16: 13,145,165 km (0.092 R)
• M17: 14,291,833 km (0.049 R)
• M18: 15,569,698 km (0.097 R)
• M19: 16,645,306 km (0.086 R)
• M20: 22,946,967 km (0.094 R)
• M21: 24,338,227 km (0.068 R)
• M22: 25,692,836 km (0.08 R)
• M23: 26,906,823 km (0.1 R)
• M24: 28,749,270 km (0.075 R)
• M25: 31,827,246 km (0.082 R)
• M26: 32,468,273 km (0.111 R)
• M27: 35,573,476 km (0.027 R)
• M28: 36,845,806 km (0.071 R)
• M29: 37,434,025 km (0.073 R)
• M30: 37,789,918 km (0.074 R)
• M31: 38,388,160 km (0.116 R)
• M32: 41,983,146 km (0.11 R)
• M33: 42,238,959 km (0.077 R)
• M34: 44,059,565 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 432.7

Radius: 5.7

Gravity: 13.32 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 6.69 AU - 7.03 AU

Year: 11787 Days

Day: 24.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,628,945 km

• M1: 70,909 km (0.03 R)
• M2: 288,125 km (0.117 R)
• M3: 501,302 km (0.112 R)
• M4: 704,307 km (0.083 R)
• M5: 1,120,488 km (0.106 R)
• M6: 1,808,937 km (0.094 R)
• M7: 2,190,861 km (0.11 R)
• M8: 2,429,619 km (0.077 R)
• M9: 3,092,188 km (0.025 R)
• M10: 3,345,756 km (0.066 R)
• M11: 4,054,401 km (0.076 R)
• M12: 4,560,042 km (0.114 R)
• M13: 4,981,459 km (0.112 R)
• M14: 5,494,730 km (0.08 R)
• M15: 6,220,728 km (0.107 R)
• M16: 7,406,890 km (0.051 R)
• M17: 8,827,322 km (0.115 R)
• M18: 16,126,501 km (0.088 R)
• M19: 19,868,991 km (0.104 R)
• M20: 27,618,609 km (0.103 R)
• M21: 29,932,589 km (0.07 R)
• M22: 35,287,295 km (0.084 R)
• M23: 36,453,261 km (0.052 R)
• M24: 38,007,134 km (0.077 R)
• M25: 38,372,003 km (0.085 R)
• M26: 39,356,058 km (0.057 R)
• M27: 39,854,369 km (0.093 R)
• M28: 40,105,095 km (0.036 R)
• M29: 41,760,694 km (0.118 R)
• M30: 45,343,563 km (0.038 R)
• M31: 45,891,241 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 680.7

Radius: 6.8

Gravity: 14.72 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 6.87 AU - 7.43 AU

Year: 12542 Days

Day: 24.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 55,628,945 km

• M1: 86,318 km (0.116 R)
• M2: 362,326 km (0.112 R)
• M3: 584,479 km (0.031 R)
• M4: 833,410 km (0.119 R)
• M5: 1,129,913 km (0.108 R)
• M6: 1,870,721 km (0.094 R)
• M7: 2,135,659 km (0.088 R)
• M8: 2,507,111 km (0.089 R)
• M9: 2,852,682 km (0.063 R)
• M10: 3,108,345 km (0.066 R)
• M11: 3,354,134 km (0.056 R)
• M12: 3,856,932 km (0.034 R)
• M13: 5,213,785 km (0.088 R)
• M14: 5,597,504 km (0.105 R)
• M15: 5,814,570 km (0.102 R)
• M16: 6,075,020 km (0.051 R)
• M17: 6,780,673 km (0.078 R)
• M18: 7,583,415 km (0.104 R)
• M19: 9,631,560 km (0.111 R)
• M20: 10,049,536 km (0.117 R)
• M21: 10,978,090 km (0.118 R)
• M22: 11,204,581 km (0.045 R)
• M23: 13,067,823 km (0.073 R)
• M24: 15,764,773 km (0.055 R)
• M25: 17,472,583 km (0.089 R)
• M26: 18,331,424 km (0.11 R)
• M27: 18,731,000 km (0.086 R)
• M28: 19,713,559 km (0.103 R)
• M29: 24,854,190 km (0.111 R)
• M30: 32,888,493 km (0.06 R)
• M31: 35,537,273 km (0.096 R)
• M32: 37,167,591 km (0.114 R)
• M33: 38,324,880 km (0.034 R)
• M34: 40,172,863 km (0.088 R)
• M35: 41,118,770 km (0.095 R)
• M36: 42,914,543 km (0.08 R)
• M37: 44,331,085 km (0.098 R)
• M38: 50,465,495 km (0.057 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 14,558 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit