🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.54 AU - 0.66 AU

Year: 296 Days

Day: 46.5 Hours

Environment

Temp: -119 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,228,971 km

• M1: 132,245 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577

Radius: 10.7

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.63 AU - 0.91 AU

Year: 430 Days

Day: 13.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 73,228,971 km

• M1: 133,142 km (0.1 R)
• M2: 517,609 km (0.075 R)
• M3: 926,310 km (0.034 R)
• M4: 1,321,398 km (0.088 R)
• M5: 1,936,844 km (0.094 R)
• M6: 2,329,239 km (0.049 R)
• M7: 2,825,455 km (0.112 R)
• M8: 4,176,922 km (0.12 R)
• M9: 4,721,309 km (0.061 R)
• M10: 5,094,705 km (0.034 R)
• M11: 5,536,468 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250

Radius: 9.8

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.92 AU - 1.08 AU

Year: 636 Days

Day: 13.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,228,971 km

• M1: 126,859 km (0.099 R)
• M2: 476,320 km (0.115 R)
• M3: 880,683 km (0.11 R)
• M4: 1,344,735 km (0.101 R)
• M5: 1,943,875 km (0.113 R)
• M6: 2,463,727 km (0.054 R)
• M7: 2,772,198 km (0.109 R)
• M8: 4,468,638 km (0.096 R)
• M9: 5,220,367 km (0.048 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.2

Radius: 8.7

Gravity: 8.78 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.59 AU - 2.27 AU

Year: 1705 Days

Day: 5.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,228,971 km

• M1: 113,545 km (0.081 R)
• M2: 479,910 km (0.037 R)
• M3: 766,988 km (0.081 R)
• M4: 1,055,862 km (0.072 R)
• M5: 2,889,483 km (0.102 R)
• M6: 3,711,224 km (0.037 R)
• M7: 4,102,722 km (0.11 R)
• M8: 4,700,963 km (0.086 R)
• M9: 5,268,239 km (0.112 R)
• M10: 5,951,302 km (0.074 R)
• M11: 7,745,729 km (0.096 R)
• M12: 8,476,814 km (0.06 R)
• M13: 9,446,208 km (0.05 R)
• M14: 12,056,990 km (0.064 R)
• M15: 13,199,918 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.6

Radius: 9.2

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.8 AU - 2.12 AU

Year: 1745 Days

Day: 5.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,228,971 km

• M1: 114,442 km (0.097 R)
• M2: 610,060 km (0.109 R)
• M3: 1,031,627 km (0.118 R)
• M4: 1,339,350 km (0.119 R)
• M5: 1,633,609 km (0.103 R)
• M6: 3,655,274 km (0.083 R)
• M7: 4,367,211 km (0.101 R)
• M8: 5,005,096 km (0.1 R)
• M9: 7,347,051 km (0.105 R)
• M10: 8,391,842 km (0.093 R)
• M11: 10,571,184 km (0.049 R)
• M12: 11,013,994 km (0.066 R)
• M13: 11,504,525 km (0.101 R)
• M14: 12,083,020 km (0.108 R)
• M15: 12,756,659 km (0.051 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954

Radius: 12.3

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.85 AU - 2.75 AU

Year: 2218 Days

Day: 13.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,228,971 km

• M1: 153,188 km (0.061 R)
• M2: 627,563 km (0.083 R)
• M3: 1,053,319 km (0.046 R)
• M4: 1,474,586 km (0.053 R)
• M5: 2,212,253 km (0.108 R)
• M6: 2,795,535 km (0.107 R)
• M7: 3,644,204 km (0.072 R)
• M8: 4,483,598 km (0.104 R)
• M9: 4,949,595 km (0.055 R)
• M10: 5,374,752 km (0.091 R)
• M11: 6,685,678 km (0.116 R)
• M12: 7,943,049 km (0.11 R)
• M13: 8,527,827 km (0.087 R)
• M14: 9,710,996 km (0.09 R)
• M15: 10,765,063 km (0.109 R)
• M16: 12,401,364 km (0.119 R)
• M17: 12,923,012 km (0.115 R)
• M18: 13,641,531 km (0.081 R)
• M19: 14,150,762 km (0.106 R)
• M20: 14,576,817 km (0.076 R)
• M21: 19,322,211 km (0.06 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288

Radius: 9.8

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 4.49 AU - 5.29 AU

Year: 6875 Days

Day: 12 Hours

Environment

Temp: -225 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,228,971 km

• M1: 122,072 km (0.111 R)
• M2: 502,050 km (0.105 R)
• M3: 873,801 km (0.072 R)
• M4: 1,305,840 km (0.082 R)
• M5: 1,877,752 km (0.056 R)
• M6: 2,229,756 km (0.077 R)
• M7: 3,031,900 km (0.108 R)
• M8: 4,386,658 km (0.036 R)
• M9: 4,857,293 km (0.09 R)
• M10: 5,171,748 km (0.116 R)
• M11: 6,258,726 km (0.039 R)
• M12: 7,841,172 km (0.052 R)
• M13: 8,879,082 km (0.115 R)
• M14: 11,684,342 km (0.104 R)
• M15: 12,737,810 km (0.089 R)
• M16: 13,491,484 km (0.094 R)
• M17: 14,328,035 km (0.055 R)
• M18: 15,817,432 km (0.104 R)
• M19: 18,461,574 km (0.114 R)
• M20: 19,166,030 km (0.083 R)
• M21: 19,492,154 km (0.087 R)
• M22: 20,765,232 km (0.111 R)
• M23: 24,000,286 km (0.107 R)
• M24: 26,254,576 km (0.109 R)
• M25: 26,656,994 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 300.6

Radius: 4.4

Gravity: 15.53 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 6.38 AU - 10.02 AU

Year: 14930 Days

Day: 21.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 73,228,971 km

• M1: 55,650 km (0.086 R)
• M2: 245,789 km (0.102 R)
• M3: 553,961 km (0.097 R)
• M4: 1,131,857 km (0.102 R)
• M5: 1,299,856 km (0.118 R)
• M6: 1,597,556 km (0.096 R)
• M7: 2,040,515 km (0.118 R)
• M8: 3,051,049 km (0.078 R)
• M9: 3,601,120 km (0.074 R)
• M10: 3,966,737 km (0.039 R)
• M11: 4,214,621 km (0.032 R)
• M12: 5,612,015 km (0.104 R)
• M13: 6,031,188 km (0.084 R)
• M14: 6,814,781 km (0.052 R)
• M15: 7,050,548 km (0.074 R)
• M16: 7,414,370 km (0.076 R)
• M17: 7,705,936 km (0.113 R)
• M18: 10,015,577 km (0.078 R)
• M19: 10,371,920 km (0.061 R)
• M20: 10,631,472 km (0.078 R)
• M21: 11,546,861 km (0.056 R)
• M22: 12,986,591 km (0.093 R)
• M23: 14,031,233 km (0.081 R)
• M24: 15,872,184 km (0.032 R)
• M25: 19,627,540 km (0.082 R)
• M26: 19,865,251 km (0.1 R)
• M27: 21,921,623 km (0.117 R)
• M28: 23,844,853 km (0.098 R)
• M29: 33,559,440 km (0.052 R)
• M30: 39,152,755 km (0.101 R)
• M31: 40,802,819 km (0.081 R)
• M32: 41,840,879 km (0.094 R)
• M33: 45,751,666 km (0.103 R)

Asteroid Belt

Center: 8.99 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 9.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 688.3

Radius: 5.2

Gravity: 25.45 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 7.35 AU - 12.19 AU

Year: 19417 Days

Day: 23.3 Hours

Environment

Temp: -239 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 73,228,971 km

• M1: 64,776 km (0.106 R)
• M2: 252,521 km (0.038 R)
• M3: 471,682 km (0.116 R)
• M4: 717,322 km (0.051 R)
• M5: 1,703,471 km (0.12 R)
• M6: 1,961,826 km (0.102 R)
• M7: 2,747,664 km (0.04 R)
• M8: 3,432,972 km (0.113 R)
• M9: 4,596,245 km (0.077 R)
• M10: 5,877,102 km (0.104 R)
• M11: 6,424,181 km (0.099 R)
• M12: 9,285,241 km (0.109 R)
• M13: 9,851,917 km (0.05 R)
• M14: 11,053,936 km (0.112 R)
• M15: 11,305,709 km (0.028 R)
• M16: 15,632,678 km (0.096 R)
• M17: 17,010,325 km (0.101 R)
• M18: 17,943,666 km (0.044 R)
• M19: 18,910,816 km (0.052 R)
• M20: 19,543,915 km (0.066 R)
• M21: 20,378,671 km (0.105 R)
• M22: 20,948,190 km (0.089 R)
• M23: 22,019,759 km (0.047 R)
• M24: 25,562,387 km (0.077 R)
• M25: 27,239,379 km (0.09 R)
• M26: 29,829,516 km (0.087 R)
• M27: 35,493,292 km (0.084 R)
• M28: 35,903,639 km (0.086 R)
• M29: 42,444,656 km (0.114 R)
• M30: 46,400,472 km (0.118 R)
• M31: 47,385,126 km (0.094 R)
• M32: 61,285,311 km (0.057 R)
• M33: 61,481,733 km (0.067 R)
• M34: 66,116,275 km (0.081 R)
• M35: 67,153,736 km (0.069 R)
• M36: 70,331,195 km (0.118 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 452.7

Radius: 3.7

Gravity: 33.07 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 8.92 AU - 13.1 AU

Year: 23228 Days

Day: 23.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,228,971 km

• M1: 399,277 km (0.114 R)
• M2: 743,352 km (0.086 R)
• M3: 1,635,404 km (0.093 R)
• M4: 2,163,484 km (0.099 R)
• M5: 5,987,206 km (0.065 R)
• M6: 8,922,167 km (0.033 R)
• M7: 13,599,045 km (0.116 R)
• M8: 17,403,319 km (0.1 R)
• M9: 20,423,401 km (0.034 R)
• M10: 21,181,563 km (0.078 R)
• M11: 33,196,815 km (0.107 R)
• M12: 34,641,781 km (0.073 R)
• M13: 44,673,066 km (0.103 R)
• M14: 49,241,186 km (0.108 R)
• M15: 50,945,256 km (0.12 R)
• M16: 62,593,245 km (0.098 R)
• M17: 66,425,793 km (0.105 R)
• M18: 67,252,172 km (0.05 R)
• M19: 67,667,904 km (0.025 R)
• M20: 70,625,903 km (0.12 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: 299 - 13,530 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit