🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.51 AU - 0.83 AU

Year: 354 Days

Day: 12.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 0.6 °

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: 881.6

Radius: 8.5

Gravity: 12.2 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.6 AU - 0.94 AU

Year: 436 Days

Day: 5.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,710,477 km

• M1: 105,766 km (0.051 R)
• M2: 454,478 km (0.099 R)
• M3: 867,219 km (0.099 R)
• M4: 1,384,678 km (0.039 R)
• M5: 1,859,202 km (0.093 R)
• M6: 2,884,696 km (0.11 R)
• M7: 3,687,588 km (0.111 R)
• M8: 4,106,162 km (0.11 R)
• M9: 4,481,354 km (0.109 R)
• M10: 4,801,044 km (0.109 R)
• M11: 5,251,035 km (0.12 R)
• M12: 5,606,779 km (0.077 R)
• M13: 5,924,375 km (0.079 R)
• M14: 6,291,338 km (0.055 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.7

Radius: 8.4

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.72 AU - 1.08 AU

Year: 551 Days

Day: 7.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 68,710,477 km

• M1: 110,702 km (0.1 R)
• M2: 372,648 km (0.075 R)
• M3: 643,420 km (0.087 R)
• M4: 1,000,062 km (0.084 R)
• M5: 1,693,448 km (0.04 R)
• M6: 2,772,647 km (0.118 R)
• M7: 3,442,247 km (0.069 R)
• M8: 4,021,640 km (0.055 R)
• M9: 4,720,860 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.7

Radius: 14.7

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.83 AU - 0.97 AU

Year: 551 Days

Day: 12.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 68,710,477 km

• M1: 182,958 km (0.111 R)
• M2: 851,511 km (0.074 R)
• M3: 1,479,523 km (0.068 R)
• M4: 2,127,731 km (0.089 R)
• M5: 2,696,502 km (0.077 R)
• M6: 3,256,746 km (0.118 R)
• M7: 3,943,998 km (0.094 R)
• M8: 4,436,774 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789

Radius: 14.1

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.96 AU - 4.9 AU

Year: 6020 Days

Day: 13.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 68,710,477 km

• M1: 175,628 km (0.118 R)
• M2: 1,137,841 km (0.113 R)
• M3: 1,639,293 km (0.079 R)
• M4: 2,797,630 km (0.049 R)
• M5: 3,736,506 km (0.111 R)
• M6: 4,904,267 km (0.095 R)
• M7: 5,363,383 km (0.075 R)
• M8: 6,469,510 km (0.103 R)
• M9: 8,548,770 km (0.113 R)
• M10: 9,217,174 km (0.11 R)
• M11: 10,101,596 km (0.088 R)
• M12: 11,937,312 km (0.106 R)
• M13: 13,042,541 km (0.079 R)
• M14: 15,886,247 km (0.085 R)
• M15: 18,980,679 km (0.038 R)
• M16: 20,120,016 km (0.076 R)
• M17: 22,223,063 km (0.098 R)
• M18: 22,771,040 km (0.087 R)
• M19: 23,327,843 km (0.102 R)
• M20: 23,812,540 km (0.093 R)
• M21: 26,076,854 km (0.066 R)
• M22: 30,643,329 km (0.089 R)
• M23: 31,420,340 km (0.096 R)
• M24: 34,870,216 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18

Radius: 11.5

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 5.45 AU - 5.73 AU

Year: 8534 Days

Day: 5.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 68,710,477 km

• M1: 143,913 km (0.077 R)
• M2: 531,820 km (0.119 R)
• M3: 2,161,540 km (0.106 R)
• M4: 3,482,040 km (0.063 R)
• M5: 4,699,767 km (0.108 R)
• M6: 6,609,683 km (0.072 R)
• M7: 8,291,462 km (0.081 R)
• M8: 11,394,571 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 442.8

Radius: 3.9

Gravity: 29.11 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 6.15 AU - 7.31 AU

Year: 11273 Days

Day: 20.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,710,477 km

• M1: 49,966 km (0.117 R)
• M2: 272,717 km (0.073 R)
• M3: 691,890 km (0.061 R)
• M4: 1,826,590 km (0.041 R)
• M5: 2,940,047 km (0.107 R)
• M6: 4,884,819 km (0.102 R)
• M7: 5,620,242 km (0.114 R)
• M8: 6,353,721 km (0.066 R)
• M9: 6,876,865 km (0.105 R)
• M10: 7,307,557 km (0.092 R)
• M11: 8,050,909 km (0.074 R)
• M12: 8,888,806 km (0.095 R)
• M13: 9,637,992 km (0.045 R)
• M14: 10,839,563 km (0.115 R)
• M15: 12,363,516 km (0.049 R)
• M16: 12,649,846 km (0.114 R)
• M17: 12,999,307 km (0.113 R)
• M18: 13,596,053 km (0.065 R)
• M19: 14,210,900 km (0.052 R)
• M20: 15,363,851 km (0.068 R)
• M21: 17,421,570 km (0.097 R)
• M22: 20,203,492 km (0.075 R)
• M23: 21,247,086 km (0.115 R)
• M24: 28,670,731 km (0.095 R)
• M25: 31,661,492 km (0.063 R)
• M26: 36,468,520 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 215.3

Radius: 4.9

Gravity: 8.97 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 6.47 AU - 7.17 AU

Year: 11500 Days

Day: 16.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,710,477 km

• M1: 64,028 km (0.025 R)
• M2: 242,648 km (0.102 R)
• M3: 861,833 km (0.118 R)
• M4: 2,687,825 km (0.06 R)
• M5: 3,536,942 km (0.113 R)
• M6: 3,768,520 km (0.085 R)
• M7: 4,262,343 km (0.099 R)
• M8: 4,551,665 km (0.094 R)
• M9: 5,082,288 km (0.084 R)
• M10: 6,034,928 km (0.079 R)
• M11: 6,536,230 km (0.1 R)
• M12: 7,137,314 km (0.076 R)
• M13: 8,863,524 km (0.119 R)
• M14: 9,334,907 km (0.12 R)
• M15: 14,649,671 km (0.027 R)
• M16: 15,368,937 km (0.105 R)
• M17: 16,427,941 km (0.114 R)
• M18: 17,138,530 km (0.093 R)
• M19: 21,302,886 km (0.079 R)
• M20: 29,722,105 km (0.114 R)
• M21: 30,007,089 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 582.7

Radius: 3.7

Gravity: 42.56 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 7.36 AU - 11.44 AU

Year: 18608 Days

Day: 19.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,710,477 km

• M1: 50,714 km (0.077 R)
• M2: 218,712 km (0.11 R)
• M3: 446,400 km (0.105 R)
• M4: 672,891 km (0.117 R)
• M5: 1,489,696 km (0.091 R)
• M6: 1,652,308 km (0.116 R)
• M7: 2,192,207 km (0.038 R)
• M8: 5,698,033 km (0.106 R)
• M9: 5,935,146 km (0.116 R)
• M10: 7,129,535 km (0.12 R)
• M11: 8,025,776 km (0.088 R)
• M12: 10,679,044 km (0.083 R)
• M13: 15,251,353 km (0.109 R)
• M14: 15,940,102 km (0.095 R)
• M15: 19,518,782 km (0.062 R)
• M16: 20,238,797 km (0.108 R)
• M17: 21,351,805 km (0.116 R)
• M18: 22,504,905 km (0.097 R)
• M19: 23,800,423 km (0.115 R)
• M20: 24,518,044 km (0.094 R)
• M21: 24,934,674 km (0.083 R)
• M22: 29,129,847 km (0.101 R)
• M23: 31,884,692 km (0.096 R)
• M24: 33,771,869 km (0.106 R)
• M25: 52,992,802 km (0.119 R)
• M26: 60,039,759 km (0.095 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 20,195 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit