🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.38 AU - 0.64 AU

Year: 128 Days

Day: 21.9 Hours

Environment

Temp: 235 °C

Axial Tilt: 31.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 3.07 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934.3

Radius: 10.8

Gravity: 8.01 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.82 AU - 6.42 AU

Year: 4683 Days

Day: 8 Hours

Environment

Temp: -139 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 114,693,017 km

• M1: 137,032 km (0.113 R)
• M2: 493,075 km (0.097 R)
• M3: 970,591 km (0.051 R)
• M4: 1,313,021 km (0.037 R)
• M5: 1,913,656 km (0.107 R)
• M6: 2,689,919 km (0.095 R)
• M7: 3,576,885 km (0.071 R)
• M8: 4,052,906 km (0.084 R)
• M9: 5,387,319 km (0.076 R)
• M10: 8,384,811 km (0.105 R)
• M11: 10,394,060 km (0.08 R)
• M12: 13,174,187 km (0.096 R)
• M13: 13,708,550 km (0.032 R)
• M14: 16,785,779 km (0.08 R)
• M15: 20,015,298 km (0.082 R)
• M16: 21,738,964 km (0.096 R)
• M17: 22,259,864 km (0.1 R)
• M18: 26,142,228 km (0.118 R)
• M19: 28,375,126 km (0.108 R)
• M20: 29,719,711 km (0.114 R)
• M21: 31,106,334 km (0.045 R)
• M22: 32,054,336 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315

Radius: 8.5

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 5.9 AU - 9.24 AU

Year: 7320 Days

Day: 8.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 114,693,017 km

• M1: 105,766 km (0.03 R)
• M2: 1,162,375 km (0.083 R)
• M3: 1,561,802 km (0.113 R)
• M4: 1,868,328 km (0.081 R)
• M5: 2,570,540 km (0.084 R)
• M6: 4,077,888 km (0.081 R)
• M7: 4,899,929 km (0.119 R)
• M8: 5,280,506 km (0.049 R)
• M9: 5,739,322 km (0.11 R)
• M10: 6,350,130 km (0.069 R)
• M11: 7,557,834 km (0.103 R)
• M12: 8,216,065 km (0.118 R)
• M13: 10,823,406 km (0.108 R)
• M14: 13,302,841 km (0.081 R)
• M15: 14,646,679 km (0.114 R)
• M16: 15,437,603 km (0.109 R)
• M17: 15,843,611 km (0.086 R)
• M18: 16,981,453 km (0.104 R)
• M19: 18,822,105 km (0.047 R)
• M20: 20,651,836 km (0.107 R)
• M21: 21,935,685 km (0.074 R)
• M22: 22,820,557 km (0.113 R)
• M23: 26,187,406 km (0.116 R)
• M24: 29,249,525 km (0.092 R)
• M25: 29,961,013 km (0.036 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.1

Radius: 8.5

Gravity: 9.79 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 8.56 AU - 11.48 AU

Year: 11148 Days

Day: 9.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 114,693,017 km

• M1: 118,631 km (0.106 R)
• M2: 644,168 km (0.076 R)
• M3: 2,633,072 km (0.069 R)
• M4: 3,407,241 km (0.096 R)
• M5: 3,847,508 km (0.1 R)
• M6: 4,624,369 km (0.075 R)
• M7: 6,602,652 km (0.061 R)
• M8: 7,583,864 km (0.093 R)
• M9: 9,380,983 km (0.115 R)
• M10: 13,288,629 km (0.104 R)
• M11: 14,182,776 km (0.117 R)
• M12: 15,949,078 km (0.047 R)
• M13: 20,491,767 km (0.051 R)
• M14: 20,912,436 km (0.118 R)
• M15: 22,563,398 km (0.097 R)
• M16: 26,717,282 km (0.041 R)
• M17: 39,015,424 km (0.054 R)
• M18: 45,947,041 km (0.086 R)
• M19: 50,385,161 km (0.063 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.4

Radius: 9.5

Gravity: 8.38 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 9.62 AU - 10.86 AU

Year: 11517 Days

Day: 14.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 114,693,017 km

• M1: 119,080 km (0.082 R)
• M2: 424,409 km (0.049 R)
• M3: 1,061,846 km (0.103 R)
• M4: 1,415,645 km (0.086 R)
• M5: 1,832,125 km (0.075 R)
• M6: 2,160,193 km (0.036 R)
• M7: 2,781,174 km (0.033 R)
• M8: 3,145,894 km (0.074 R)
• M9: 3,594,388 km (0.104 R)
• M10: 5,100,839 km (0.059 R)
• M11: 5,793,477 km (0.106 R)
• M12: 6,125,135 km (0.057 R)
• M13: 6,469,360 km (0.118 R)
• M14: 6,786,208 km (0.075 R)
• M15: 9,056,805 km (0.072 R)
• M16: 10,283,358 km (0.097 R)
• M17: 10,715,845 km (0.073 R)
• M18: 11,273,546 km (0.099 R)
• M19: 13,894,650 km (0.105 R)
• M20: 16,822,879 km (0.072 R)
• M21: 17,883,977 km (0.074 R)
• M22: 18,510,044 km (0.078 R)
• M23: 18,908,722 km (0.104 R)
• M24: 20,223,089 km (0.087 R)
• M25: 23,124,540 km (0.081 R)
• M26: 24,626,502 km (0.102 R)
• M27: 29,090,952 km (0.113 R)
• M28: 36,755,748 km (0.114 R)
• M29: 37,640,171 km (0.035 R)
• M30: 47,426,714 km (0.119 R)
• M31: 51,711,047 km (0.055 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.8

Radius: 10.3

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 10.88 AU - 12.82 AU

Year: 14337 Days

Day: 8.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 114,693,017 km

• M1: 139,425 km (0.066 R)
• M2: 460,761 km (0.067 R)
• M3: 819,647 km (0.089 R)
• M4: 1,515,277 km (0.066 R)
• M5: 1,889,421 km (0.11 R)
• M6: 2,325,349 km (0.071 R)
• M7: 2,677,203 km (0.093 R)
• M8: 3,044,466 km (0.111 R)
• M9: 3,556,839 km (0.083 R)
• M10: 5,267,191 km (0.082 R)
• M11: 7,210,019 km (0.102 R)
• M12: 7,657,317 km (0.065 R)
• M13: 8,004,683 km (0.076 R)
• M14: 8,525,134 km (0.079 R)
• M15: 9,025,539 km (0.04 R)
• M16: 9,589,672 km (0.106 R)
• M17: 11,176,457 km (0.067 R)
• M18: 12,344,816 km (0.07 R)
• M19: 14,334,169 km (0.097 R)
• M20: 15,344,254 km (0.079 R)
• M21: 16,022,830 km (0.084 R)
• M22: 16,850,255 km (0.072 R)
• M23: 18,798,618 km (0.115 R)
• M24: 20,817,890 km (0.098 R)
• M25: 23,540,422 km (0.117 R)
• M26: 25,796,507 km (0.039 R)
• M27: 33,220,302 km (0.06 R)
• M28: 34,147,060 km (0.116 R)
• M29: 35,303,153 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 164.6

Radius: 5.4

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 13.41 AU - 16.89 AU

Year: 20725 Days

Day: 21.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 72.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 114,693,017 km

• M1: 67,169 km (0.078 R)
• M2: 373,396 km (0.076 R)
• M3: 568,322 km (0.119 R)
• M4: 947,104 km (0.109 R)
• M5: 1,210,696 km (0.082 R)
• M6: 2,400,148 km (0.091 R)
• M7: 3,093,983 km (0.092 R)
• M8: 4,048,866 km (0.085 R)
• M9: 6,829,741 km (0.039 R)
• M10: 7,187,729 km (0.075 R)
• M11: 9,359,740 km (0.068 R)
• M12: 12,220,500 km (0.104 R)
• M13: 12,570,559 km (0.094 R)
• M14: 13,168,652 km (0.105 R)
• M15: 18,962,727 km (0.038 R)
• M16: 20,968,535 km (0.098 R)
• M17: 21,301,989 km (0.031 R)
• M18: 21,723,855 km (0.068 R)
• M19: 24,007,915 km (0.044 R)
• M20: 30,728,300 km (0.118 R)
• M21: 35,449,160 km (0.109 R)
• M22: 47,146,517 km (0.043 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 902.8

Radius: 6

Gravity: 25.08 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 17.31 AU - 23.37 AU

Year: 32241 Days

Day: 20.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 114,693,017 km

• M1: 74,649 km (0.104 R)
• M2: 332,257 km (0.079 R)
• M3: 627,862 km (0.087 R)
• M4: 1,005,447 km (0.117 R)
• M5: 1,197,980 km (0.068 R)
• M6: 2,043,058 km (0.08 R)
• M7: 2,812,590 km (0.099 R)
• M8: 3,423,547 km (0.083 R)
• M9: 7,802,127 km (0.099 R)
• M10: 11,524,721 km (0.083 R)
• M11: 12,358,430 km (0.085 R)
• M12: 15,278,879 km (0.05 R)
• M13: 19,458,045 km (0.112 R)
• M14: 23,257,532 km (0.079 R)
• M15: 25,708,843 km (0.111 R)
• M16: 26,996,731 km (0.115 R)
• M17: 27,391,370 km (0.116 R)
• M18: 38,221,059 km (0.102 R)
• M19: 39,557,417 km (0.057 R)
• M20: 40,237,190 km (0.065 R)
• M21: 41,097,826 km (0.071 R)
• M22: 45,215,059 km (0.115 R)
• M23: 48,429,319 km (0.091 R)
• M24: 51,590,471 km (0.114 R)
• M25: 53,221,387 km (0.111 R)
• M26: 54,466,939 km (0.094 R)
• M27: 55,519,809 km (0.079 R)
• M28: 58,320,132 km (0.046 R)
• M29: 63,271,522 km (0.102 R)
• M30: 76,334,707 km (0.112 R)
• M31: 76,596,952 km (0.086 R)
• M32: 85,596,311 km (0.103 R)
• M33: 91,084,309 km (0.115 R)
• M34: 91,675,221 km (0.101 R)
• M35: 100,849,161 km (0.115 R)
• M36: 108,283,128 km (0.07 R)
• M37: 112,982,296 km (0.116 R)

Kuiper Belt

Range: 31.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 358 - 12,909 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit