🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.57 AU - 0.83 AU

Year: 215 Days

Day: 32.3 Hours

Environment

Temp: 150 °C

Axial Tilt: 28.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.83 AU - 2.93 AU

Year: 1794 Days

Day: 29.5 Hours

Environment

Temp: -103 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 584.9

Radius: 13.4

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 5.04 AU - 6.54 AU

Year: 5114 Days

Day: 9.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 98,681,554 km

• M1: 167,101 km (0.089 R)
• M2: 835,953 km (0.114 R)
• M3: 1,273,377 km (0.032 R)
• M4: 1,765,853 km (0.055 R)
• M5: 2,497,836 km (0.11 R)
• M6: 3,207,229 km (0.101 R)
• M7: 4,070,408 km (0.076 R)
• M8: 5,244,602 km (0.082 R)
• M9: 8,107,457 km (0.117 R)
• M10: 8,593,500 km (0.107 R)
• M11: 9,258,612 km (0.084 R)
• M12: 9,789,984 km (0.107 R)
• M13: 11,647,989 km (0.062 R)
• M14: 12,365,311 km (0.031 R)
• M15: 13,010,676 km (0.034 R)
• M16: 15,590,492 km (0.106 R)
• M17: 16,109,596 km (0.099 R)
• M18: 16,700,059 km (0.084 R)
• M19: 17,366,218 km (0.092 R)
• M20: 19,405,088 km (0.099 R)
• M21: 22,536,171 km (0.088 R)
• M22: 23,575,278 km (0.078 R)
• M23: 26,150,905 km (0.117 R)
• M24: 27,381,497 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.1

Radius: 8.7

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 6.17 AU - 6.53 AU

Year: 5874 Days

Day: 10.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 98,681,554 km

• M1: 108,309 km (0.056 R)
• M2: 509,680 km (0.027 R)
• M3: 961,466 km (0.078 R)
• M4: 1,403,228 km (0.07 R)
• M5: 1,715,140 km (0.093 R)
• M6: 2,189,066 km (0.114 R)
• M7: 2,562,761 km (0.068 R)
• M8: 2,906,387 km (0.117 R)
• M9: 3,946,541 km (0.108 R)
• M10: 6,869,235 km (0.101 R)
• M11: 9,714,437 km (0.105 R)
• M12: 11,125,444 km (0.091 R)
• M13: 12,473,919 km (0.078 R)
• M14: 13,980,370 km (0.087 R)
• M15: 18,902,289 km (0.063 R)
• M16: 19,547,954 km (0.114 R)
• M17: 20,951,930 km (0.106 R)
• M18: 23,072,480 km (0.083 R)
• M19: 23,439,294 km (0.115 R)
• M20: 24,335,684 km (0.088 R)
• M21: 25,332,305 km (0.043 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.4

Radius: 11.9

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 5.88 AU - 7.3 AU

Year: 6210 Days

Day: 5.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 98,681,554 km

• M1: 148,102 km (0.119 R)
• M2: 829,819 km (0.1 R)
• M3: 1,220,120 km (0.078 R)
• M4: 1,777,821 km (0.064 R)
• M5: 2,796,433 km (0.111 R)
• M6: 3,547,115 km (0.053 R)
• M7: 4,297,348 km (0.116 R)
• M8: 4,779,802 km (0.108 R)
• M9: 5,150,505 km (0.097 R)
• M10: 5,758,620 km (0.073 R)
• M11: 7,415,118 km (0.085 R)
• M12: 8,435,076 km (0.12 R)
• M13: 12,267,773 km (0.113 R)
• M14: 13,578,849 km (0.109 R)
• M15: 15,593,334 km (0.047 R)
• M16: 17,731,985 km (0.084 R)
• M17: 19,622,005 km (0.105 R)
• M18: 24,296,639 km (0.118 R)
• M19: 24,971,325 km (0.098 R)
• M20: 25,571,811 km (0.053 R)
• M21: 27,978,841 km (0.104 R)
• M22: 30,435,986 km (0.073 R)
• M23: 33,342,523 km (0.097 R)
• M24: 34,597,649 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.9

Radius: 14.9

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 6.57 AU - 8.21 AU

Year: 7375 Days

Day: 5.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 98,681,554 km

• M1: 185,801 km (0.111 R)
• M2: 812,616 km (0.076 R)
• M3: 1,900,491 km (0.071 R)
• M4: 3,677,564 km (0.059 R)
• M5: 4,700,963 km (0.075 R)
• M6: 6,247,656 km (0.103 R)
• M7: 7,081,514 km (0.048 R)
• M8: 8,321,681 km (0.085 R)
• M9: 9,986,406 km (0.119 R)
• M10: 12,244,137 km (0.108 R)
• M11: 13,669,206 km (0.069 R)
• M12: 17,121,476 km (0.108 R)
• M13: 19,874,676 km (0.108 R)
• M14: 27,267,204 km (0.057 R)
• M15: 30,697,633 km (0.117 R)
• M16: 39,118,796 km (0.074 R)
• M17: 41,691,730 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 392.5

Radius: 3.1

Gravity: 40.84 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 12.15 AU - 16.95 AU

Year: 20374 Days

Day: 24.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 98,681,554 km

• M1: 38,596 km (0.119 R)
• M2: 221,704 km (0.086 R)
• M3: 341,682 km (0.098 R)
• M4: 449,990 km (0.104 R)
• M5: 656,435 km (0.074 R)
• M6: 796,459 km (0.093 R)
• M7: 1,852,770 km (0.026 R)
• M8: 2,294,981 km (0.084 R)
• M9: 2,664,338 km (0.105 R)
• M10: 2,899,356 km (0.104 R)
• M11: 3,046,860 km (0.114 R)
• M12: 3,356,976 km (0.076 R)
• M13: 3,949,533 km (0.091 R)
• M14: 7,243,678 km (0.085 R)
• M15: 7,469,721 km (0.074 R)
• M16: 8,079,631 km (0.054 R)
• M17: 9,344,481 km (0.103 R)
• M18: 12,258,498 km (0.12 R)
• M19: 12,774,761 km (0.096 R)
• M20: 12,971,931 km (0.059 R)
• M21: 13,712,739 km (0.101 R)
• M22: 16,488,677 km (0.075 R)
• M23: 26,055,312 km (0.095 R)
• M24: 33,395,630 km (0.098 R)
• M25: 43,023,001 km (0.106 R)
• M26: 46,034,855 km (0.085 R)
• M27: 49,506,872 km (0.084 R)
• M28: 56,083,344 km (0.096 R)
• M29: 59,305,533 km (0.03 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 601.9

Radius: 6.4

Gravity: 14.69 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 17.81 AU - 21.11 AU

Year: 31513 Days

Day: 16.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 98,681,554 km

• M1: 79,736 km (0.105 R)
• M2: 281,543 km (0.095 R)
• M3: 547,079 km (0.087 R)
• M4: 799,451 km (0.094 R)
• M5: 1,529,638 km (0.058 R)
• M6: 1,812,677 km (0.102 R)
• M7: 3,340,969 km (0.04 R)
• M8: 3,819,832 km (0.041 R)
• M9: 6,581,259 km (0.056 R)
• M10: 9,306,484 km (0.069 R)
• M11: 12,257,451 km (0.108 R)
• M12: 12,628,005 km (0.084 R)
• M13: 23,465,623 km (0.083 R)
• M14: 25,445,850 km (0.104 R)
• M15: 26,538,064 km (0.057 R)
• M16: 33,180,509 km (0.109 R)
• M17: 45,977,260 km (0.071 R)
• M18: 51,708,205 km (0.093 R)
• M19: 52,675,056 km (0.093 R)
• M20: 75,120,421 km (0.058 R)
• M21: 76,360,139 km (0.112 R)
• M22: 78,371,781 km (0.053 R)
• M23: 82,763,376 km (0.097 R)
• M24: 87,589,254 km (0.098 R)
• M25: 96,333,998 km (0.118 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 186 - 11,668 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit