🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.43 AU - 0.67 AU

Year: 268 Days

Day: 29.5 Hours

Environment

Temp: -113 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.4

Radius: 13.8

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.77 AU - 0.97 AU

Year: 532 Days

Day: 8 Hours

Environment

Temp: -144 °C

Axial Tilt: 71.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 92,006,607 km

• M1: 171,738 km (0.088 R)
• M2: 612,005 km (0.086 R)
• M3: 1,178,382 km (0.026 R)
• M4: 1,931,309 km (0.051 R)
• M5: 2,898,160 km (0.061 R)
• M6: 3,654,676 km (0.067 R)
• M7: 4,328,016 km (0.078 R)
• M8: 5,099,492 km (0.068 R)
• M9: 5,562,797 km (0.105 R)
• M10: 6,035,676 km (0.096 R)
• M11: 6,476,241 km (0.089 R)
• M12: 7,104,253 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.2

Radius: 12

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.78 AU - 1.06 AU

Year: 579 Days

Day: 9.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 122.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 92,006,607 km

• M1: 149,299 km (0.104 R)
• M2: 712,983 km (0.06 R)
• M3: 1,131,558 km (0.049 R)
• M4: 1,676,843 km (0.118 R)
• M5: 2,055,924 km (0.109 R)
• M6: 2,623,647 km (0.109 R)
• M7: 3,119,265 km (0.052 R)
• M8: 3,628,945 km (0.092 R)
• M9: 4,354,345 km (0.118 R)
• M10: 4,730,434 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.3

Radius: 13.9

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.24 AU - 2.56 AU

Year: 2439 Days

Day: 10.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 92,006,607 km

• M1: 172,935 km (0.099 R)
• M2: 713,133 km (0.049 R)
• M3: 1,374,655 km (0.088 R)
• M4: 2,259,077 km (0.067 R)
• M5: 3,289,358 km (0.05 R)
• M6: 3,833,296 km (0.069 R)
• M7: 9,557,658 km (0.113 R)
• M8: 11,135,916 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.3

Radius: 11.8

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.36 AU - 2.6 AU

Year: 2562 Days

Day: 14.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 92,006,607 km

• M1: 151,393 km (0.104 R)
• M2: 564,433 km (0.091 R)
• M3: 1,098,497 km (0.093 R)
• M4: 1,498,372 km (0.118 R)
• M5: 1,961,976 km (0.114 R)
• M6: 2,915,214 km (0.117 R)
• M7: 3,961,202 km (0.084 R)
• M8: 4,477,015 km (0.116 R)
• M9: 5,196,132 km (0.077 R)
• M10: 6,066,942 km (0.07 R)
• M11: 7,174,265 km (0.038 R)
• M12: 7,701,149 km (0.116 R)
• M13: 10,325,544 km (0.05 R)
• M14: 11,151,474 km (0.115 R)
• M15: 12,934,980 km (0.108 R)
• M16: 13,672,647 km (0.051 R)
• M17: 14,074,317 km (0.109 R)
• M18: 14,808,095 km (0.12 R)
• M19: 17,265,988 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.9

Radius: 13.6

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.16 AU - 3.24 AU

Year: 2910 Days

Day: 12 Hours

Environment

Temp: -199 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 92,006,607 km

• M1: 169,195 km (0.12 R)
• M2: 653,593 km (0.086 R)
• M3: 1,087,427 km (0.113 R)
• M4: 1,604,288 km (0.117 R)
• M5: 2,217,489 km (0.038 R)
• M6: 2,649,079 km (0.079 R)
• M7: 3,102,809 km (0.033 R)
• M8: 4,254,713 km (0.116 R)
• M9: 5,000,758 km (0.093 R)
• M10: 5,753,085 km (0.077 R)
• M11: 7,674,820 km (0.111 R)
• M12: 8,333,798 km (0.114 R)
• M13: 10,108,927 km (0.099 R)
• M14: 10,901,646 km (0.061 R)
• M15: 11,396,815 km (0.111 R)
• M16: 12,124,159 km (0.065 R)
• M17: 12,656,129 km (0.11 R)
• M18: 13,436,432 km (0.116 R)
• M19: 14,395,055 km (0.072 R)
• M20: 15,143,643 km (0.111 R)
• M21: 17,434,136 km (0.105 R)
• M22: 20,564,471 km (0.061 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147

Radius: 12

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.88 AU - 6.04 AU

Year: 7247 Days

Day: 10.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 92,006,607 km

• M1: 149,299 km (0.101 R)
• M2: 795,561 km (0.07 R)
• M3: 1,441,525 km (0.094 R)
• M4: 2,003,863 km (0.105 R)
• M5: 2,757,388 km (0.119 R)
• M6: 3,934,723 km (0.096 R)
• M7: 5,819,357 km (0.082 R)
• M8: 6,466,518 km (0.118 R)
• M9: 7,161,100 km (0.086 R)
• M10: 9,584,586 km (0.086 R)
• M11: 10,009,893 km (0.1 R)
• M12: 12,419,466 km (0.108 R)
• M13: 13,734,730 km (0.071 R)
• M14: 15,349,190 km (0.112 R)
• M15: 17,886,969 km (0.077 R)
• M16: 20,247,623 km (0.051 R)
• M17: 22,132,706 km (0.059 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.1

Radius: 14.1

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 4.78 AU - 6.1 AU

Year: 8324 Days

Day: 5.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 92,006,607 km

• M1: 175,329 km (0.12 R)
• M2: 1,394,103 km (0.112 R)
• M3: 2,402,093 km (0.113 R)
• M4: 3,179,104 km (0.104 R)
• M5: 3,852,594 km (0.103 R)
• M6: 5,211,391 km (0.12 R)
• M7: 6,604,896 km (0.069 R)
• M8: 8,927,552 km (0.114 R)
• M9: 9,963,368 km (0.079 R)
• M10: 11,580,521 km (0.079 R)
• M11: 13,984,708 km (0.103 R)
• M12: 18,334,565 km (0.07 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 921.5

Radius: 4.4

Gravity: 47.6 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 10.24 AU - 11.14 AU

Year: 22929 Days

Day: 15.7 Hours

Environment

Temp: -238 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 92,006,607 km

• M1: 55,650 km (0.101 R)
• M2: 377,585 km (0.096 R)
• M3: 573,259 km (0.068 R)
• M4: 846,874 km (0.057 R)
• M5: 1,633,908 km (0.041 R)
• M6: 2,767,561 km (0.106 R)
• M7: 3,182,246 km (0.079 R)
• M8: 3,863,515 km (0.12 R)
• M9: 4,380,674 km (0.077 R)
• M10: 7,063,712 km (0.099 R)
• M11: 9,662,526 km (0.03 R)
• M12: 10,223,818 km (0.103 R)
• M13: 10,609,930 km (0.098 R)
• M14: 12,983,898 km (0.092 R)
• M15: 13,284,590 km (0.106 R)
• M16: 13,744,304 km (0.098 R)
• M17: 15,104,299 km (0.091 R)
• M18: 16,030,609 km (0.067 R)
• M19: 16,202,945 km (0.11 R)
• M20: 20,015,746 km (0.11 R)
• M21: 21,443,508 km (0.058 R)
• M22: 22,182,223 km (0.1 R)
• M23: 23,047,048 km (0.069 R)
• M24: 23,821,965 km (0.059 R)
• M25: 25,894,195 km (0.032 R)
• M26: 28,208,773 km (0.075 R)
• M27: 31,459,235 km (0.065 R)
• M28: 35,532,337 km (0.118 R)
• M29: 39,627,878 km (0.085 R)
• M30: 42,033,860 km (0.056 R)
• M31: 45,563,023 km (0.095 R)
• M32: 51,875,156 km (0.093 R)
• M33: 53,973,117 km (0.072 R)
• M34: 57,325,605 km (0.11 R)
• M35: 62,717,411 km (0.12 R)
• M36: 67,985,351 km (0.065 R)
• M37: 72,124,574 km (0.061 R)
• M38: 74,255,745 km (0.052 R)
• M39: 87,930,487 km (0.115 R)
• M40: 91,181,548 km (0.097 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 14,638 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit