🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.42 AU - 0.66 AU

Year: 252 Days

Day: 44.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.7

Radius: 12.4

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.7 AU - 0.78 AU

Year: 405 Days

Day: 7.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 64,671,885 km

• M1: 154,235 km (0.1 R)
• M2: 560,394 km (0.117 R)
• M3: 1,018,163 km (0.082 R)
• M4: 1,410,858 km (0.107 R)
• M5: 1,860,848 km (0.098 R)
• M6: 2,324,003 km (0.116 R)
• M7: 2,822,164 km (0.106 R)
• M8: 3,838,382 km (0.115 R)
• M9: 4,254,863 km (0.08 R)
• M10: 5,100,390 km (0.057 R)
• M11: 5,605,432 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.8

Radius: 12.7

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.5 AU - 1.58 AU

Year: 1215 Days

Day: 14.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,671,885 km

• M1: 158,574 km (0.113 R)
• M2: 666,608 km (0.047 R)
• M3: 1,183,618 km (0.057 R)
• M4: 1,836,015 km (0.119 R)
• M5: 2,331,932 km (0.096 R)
• M6: 2,787,906 km (0.091 R)
• M7: 3,329,600 km (0.119 R)
• M8: 3,985,437 km (0.104 R)
• M9: 4,415,980 km (0.106 R)
• M10: 5,120,586 km (0.047 R)
• M11: 5,668,862 km (0.079 R)
• M12: 6,481,328 km (0.081 R)
• M13: 7,168,281 km (0.11 R)
• M14: 7,808,710 km (0.029 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.4

Radius: 8.8

Gravity: 12.7 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.99 AU - 2.47 AU

Year: 2117 Days

Day: 5 Hours

Environment

Temp: -193 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,671,885 km

• M1: 109,506 km (0.082 R)
• M2: 560,992 km (0.104 R)
• M3: 1,045,839 km (0.057 R)
• M4: 2,079,859 km (0.091 R)
• M5: 2,920,898 km (0.085 R)
• M6: 3,252,557 km (0.088 R)
• M7: 3,683,997 km (0.082 R)
• M8: 4,276,405 km (0.091 R)
• M9: 4,573,955 km (0.103 R)
• M10: 5,330,471 km (0.1 R)
• M11: 6,438,543 km (0.084 R)
• M12: 7,208,673 km (0.103 R)
• M13: 10,410,965 km (0.079 R)
• M14: 11,756,448 km (0.045 R)
• M15: 12,904,761 km (0.103 R)
• M16: 15,324,207 km (0.102 R)
• M17: 16,330,403 km (0.049 R)
• M18: 18,923,981 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.9

Radius: 10.6

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.85 AU - 5.67 AU

Year: 6603 Days

Day: 11.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 64,671,885 km

• M1: 132,095 km (0.053 R)
• M2: 585,975 km (0.118 R)
• M3: 972,386 km (0.088 R)
• M4: 1,437,486 km (0.074 R)
• M5: 2,448,618 km (0.109 R)
• M6: 2,787,607 km (0.058 R)
• M7: 3,158,161 km (0.095 R)
• M8: 3,628,496 km (0.069 R)
• M9: 5,268,089 km (0.109 R)
• M10: 6,317,219 km (0.059 R)
• M11: 7,102,309 km (0.107 R)
• M12: 7,611,240 km (0.104 R)
• M13: 8,380,473 km (0.11 R)
• M14: 9,116,195 km (0.1 R)
• M15: 10,391,666 km (0.085 R)
• M16: 11,882,708 km (0.061 R)
• M17: 12,758,604 km (0.111 R)
• M18: 14,696,495 km (0.059 R)
• M19: 15,827,156 km (0.119 R)
• M20: 16,257,997 km (0.065 R)
• M21: 18,126,774 km (0.116 R)
• M22: 18,940,586 km (0.101 R)
• M23: 21,229,583 km (0.059 R)
• M24: 22,906,426 km (0.077 R)
• M25: 24,261,483 km (0.117 R)
• M26: 31,555,427 km (0.117 R)
• M27: 33,131,141 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 165.4

Radius: 6.2

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 7.48 AU - 7.68 AU

Year: 13269 Days

Day: 17.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 64,671,885 km

• M1: 77,193 km (0.112 R)
• M2: 387,010 km (0.055 R)
• M3: 580,589 km (0.07 R)
• M4: 1,840,353 km (0.111 R)
• M5: 2,483,923 km (0.097 R)
• M6: 2,703,832 km (0.094 R)
• M7: 3,099,069 km (0.06 R)
• M8: 3,739,947 km (0.109 R)
• M9: 6,427,024 km (0.042 R)
• M10: 8,483,695 km (0.104 R)
• M11: 9,416,887 km (0.053 R)
• M12: 10,701,334 km (0.056 R)
• M13: 11,236,595 km (0.094 R)
• M14: 13,278,307 km (0.1 R)
• M15: 13,669,356 km (0.034 R)
• M16: 14,948,268 km (0.069 R)
• M17: 15,371,480 km (0.08 R)
• M18: 18,491,045 km (0.094 R)
• M19: 19,618,115 km (0.076 R)
• M20: 20,419,062 km (0.071 R)
• M21: 21,241,701 km (0.096 R)
• M22: 21,776,513 km (0.053 R)
• M23: 25,090,854 km (0.12 R)
• M24: 25,431,040 km (0.108 R)
• M25: 26,823,197 km (0.096 R)
• M26: 35,185,569 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 765.5

Radius: 5.7

Gravity: 23.56 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 7.31 AU - 8.57 AU

Year: 14225 Days

Day: 18.1 Hours

Environment

Temp: -233 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 64,671,885 km

• M1: 71,358 km (0.118 R)
• M2: 368,908 km (0.09 R)
• M3: 566,078 km (0.101 R)
• M4: 758,461 km (0.093 R)
• M5: 1,280,558 km (0.074 R)
• M6: 1,801,906 km (0.057 R)
• M7: 1,979,629 km (0.097 R)
• M8: 2,248,157 km (0.116 R)
• M9: 3,465,135 km (0.114 R)
• M10: 3,798,739 km (0.104 R)
• M11: 7,152,125 km (0.098 R)
• M12: 9,216,874 km (0.074 R)
• M13: 12,018,394 km (0.106 R)
• M14: 12,332,699 km (0.113 R)
• M15: 13,242,254 km (0.093 R)
• M16: 13,781,554 km (0.039 R)
• M17: 14,405,826 km (0.06 R)
• M18: 14,617,956 km (0.077 R)
• M19: 16,314,695 km (0.106 R)
• M20: 18,635,856 km (0.056 R)
• M21: 20,986,487 km (0.118 R)
• M22: 21,626,766 km (0.025 R)
• M23: 22,850,177 km (0.081 R)
• M24: 23,625,543 km (0.109 R)
• M25: 24,218,549 km (0.052 R)
• M26: 28,761,687 km (0.114 R)
• M27: 31,173,803 km (0.117 R)
• M28: 32,854,684 km (0.079 R)
• M29: 35,875,215 km (0.119 R)
• M30: 36,395,965 km (0.075 R)
• M31: 37,186,590 km (0.106 R)
• M32: 44,374,768 km (0.026 R)
• M33: 47,273,226 km (0.118 R)
• M34: 50,457,866 km (0.039 R)
• M35: 57,961,695 km (0.09 R)
• M36: 62,727,584 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 574.7

Radius: 5.6

Gravity: 18.33 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 8.55 AU - 9.41 AU

Year: 17110 Days

Day: 16.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,671,885 km

• M1: 71,358 km (0.097 R)
• M2: 339,288 km (0.092 R)
• M3: 985,252 km (0.098 R)
• M4: 1,472,641 km (0.119 R)
• M5: 3,368,495 km (0.055 R)
• M6: 3,586,609 km (0.105 R)
• M7: 4,142,515 km (0.057 R)
• M8: 5,762,510 km (0.082 R)
• M9: 8,842,431 km (0.096 R)
• M10: 18,390,365 km (0.096 R)
• M11: 21,756,766 km (0.093 R)
• M12: 26,460,871 km (0.116 R)
• M13: 28,316,633 km (0.078 R)
• M14: 38,359,587 km (0.096 R)
• M15: 47,637,198 km (0.117 R)
• M16: 49,558,932 km (0.077 R)
• M17: 55,633,055 km (0.048 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: 240 - 10,754 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit