🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.71 AU - 0.71 AU

Year: 252 Days

Day: 27.3 Hours

Environment

Temp: 19 °C

Axial Tilt: 5.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.93 AU - 1.51 AU

Year: 568 Days

Day: 33.7 Hours

Environment

Temp: -64 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 110,106,609 km

• M1: 28,872 km (0.067 R)
• M2: 51,761 km (0.104 R)

Asteroid Belt

Center: 2.16 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.5

Radius: 11.4

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 2.49 AU - 3.71 AU

Year: 2302 Days

Day: 11.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 110,106,609 km

• M1: 141,968 km (0.108 R)
• M2: 706,551 km (0.078 R)
• M3: 1,075,459 km (0.093 R)
• M4: 1,518,867 km (0.106 R)
• M5: 2,376,961 km (0.052 R)
• M6: 3,292,799 km (0.07 R)
• M7: 4,491,826 km (0.114 R)
• M8: 4,943,013 km (0.104 R)
• M9: 5,639,989 km (0.11 R)
• M10: 6,724,723 km (0.027 R)
• M11: 7,144,196 km (0.094 R)
• M12: 7,730,769 km (0.046 R)
• M13: 8,222,797 km (0.106 R)
• M14: 9,755,128 km (0.071 R)
• M15: 11,352,384 km (0.118 R)
• M16: 11,989,073 km (0.096 R)
• M17: 12,440,409 km (0.104 R)
• M18: 12,903,116 km (0.104 R)
• M19: 14,133,109 km (0.08 R)
• M20: 14,637,104 km (0.057 R)
• M21: 16,023,428 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.4

Radius: 8.4

Gravity: 7.91 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 3.64 AU - 4.54 AU

Year: 3489 Days

Day: 9.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 110,106,609 km

• M1: 133,890 km (0.06 R)
• M2: 457,919 km (0.061 R)
• M3: 807,978 km (0.088 R)
• M4: 1,486,404 km (0.096 R)
• M5: 2,702,785 km (0.07 R)
• M6: 3,373,881 km (0.092 R)
• M7: 5,216,627 km (0.107 R)
• M8: 6,482,674 km (0.07 R)
• M9: 7,454,611 km (0.098 R)
• M10: 7,810,206 km (0.113 R)
• M11: 9,236,472 km (0.094 R)
• M12: 11,539,681 km (0.112 R)
• M13: 13,429,550 km (0.064 R)
• M14: 16,912,338 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.9

Radius: 8.6

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.37 AU - 4.87 AU

Year: 3527 Days

Day: 14.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 110,106,609 km

• M1: 106,962 km (0.119 R)
• M2: 477,666 km (0.077 R)
• M3: 1,224,159 km (0.052 R)
• M4: 1,511,387 km (0.088 R)
• M5: 2,073,726 km (0.092 R)
• M6: 2,998,390 km (0.107 R)
• M7: 3,992,917 km (0.05 R)
• M8: 5,748,448 km (0.031 R)
• M9: 6,269,647 km (0.104 R)
• M10: 6,925,783 km (0.079 R)
• M11: 9,360,788 km (0.102 R)
• M12: 9,749,892 km (0.11 R)
• M13: 10,840,460 km (0.079 R)
• M14: 11,934,918 km (0.064 R)
• M15: 12,509,075 km (0.088 R)
• M16: 13,021,298 km (0.11 R)
• M17: 13,671,001 km (0.104 R)

Asteroid Belt

Center: 6.73 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.5

Radius: 14.4

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 8.88 AU - 9.8 AU

Year: 12039 Days

Day: 13.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 110,106,609 km

• M1: 179,069 km (0.068 R)
• M2: 626,815 km (0.104 R)
• M3: 1,749,248 km (0.032 R)
• M4: 2,719,988 km (0.084 R)
• M5: 4,190,835 km (0.082 R)
• M6: 6,741,030 km (0.117 R)
• M7: 8,278,597 km (0.114 R)
• M8: 8,731,729 km (0.098 R)
• M9: 9,201,615 km (0.098 R)
• M10: 14,290,636 km (0.075 R)
• M11: 15,482,632 km (0.034 R)
• M12: 21,087,615 km (0.03 R)
• M13: 21,764,845 km (0.096 R)
• M14: 26,330,721 km (0.099 R)
• M15: 27,715,549 km (0.114 R)
• M16: 28,425,989 km (0.114 R)
• M17: 29,357,086 km (0.093 R)
• M18: 31,389,523 km (0.03 R)
• M19: 37,553,105 km (0.062 R)
• M20: 38,173,337 km (0.109 R)
• M21: 39,561,606 km (0.114 R)
• M22: 43,383,083 km (0.104 R)
• M23: 49,048,654 km (0.095 R)
• M24: 49,640,912 km (0.061 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 986.1

Radius: 5.8

Gravity: 29.31 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 11.51 AU - 19.05 AU

Year: 25191 Days

Day: 20.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 110,106,609 km

• M1: 72,106 km (0.047 R)
• M2: 416,929 km (0.114 R)
• M3: 716,424 km (0.035 R)
• M4: 1,872,965 km (0.1 R)
• M5: 3,113,132 km (0.081 R)
• M6: 3,353,236 km (0.086 R)
• M7: 3,904,355 km (0.051 R)
• M8: 7,125,795 km (0.111 R)
• M9: 8,257,354 km (0.117 R)
• M10: 9,818,258 km (0.066 R)
• M11: 10,335,717 km (0.112 R)
• M12: 11,566,010 km (0.096 R)
• M13: 12,143,009 km (0.117 R)
• M14: 14,314,123 km (0.087 R)
• M15: 15,063,608 km (0.119 R)
• M16: 16,191,875 km (0.102 R)
• M17: 20,118,221 km (0.105 R)
• M18: 23,136,507 km (0.072 R)
• M19: 24,635,329 km (0.05 R)
• M20: 25,109,105 km (0.113 R)
• M21: 26,691,252 km (0.101 R)
• M22: 27,065,546 km (0.088 R)
• M23: 31,278,970 km (0.086 R)
• M24: 39,829,984 km (0.078 R)
• M25: 40,482,530 km (0.091 R)
• M26: 44,374,319 km (0.068 R)
• M27: 45,075,634 km (0.06 R)
• M28: 51,530,782 km (0.108 R)
• M29: 55,482,409 km (0.103 R)
• M30: 59,631,357 km (0.064 R)
• M31: 60,057,262 km (0.12 R)
• M32: 60,915,206 km (0.071 R)
• M33: 71,376,286 km (0.112 R)
• M34: 88,107,461 km (0.081 R)
• M35: 94,891,126 km (0.112 R)
• M36: 96,346,863 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 940.1

Radius: 5.8

Gravity: 27.95 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 14.43 AU - 19.69 AU

Year: 29719 Days

Day: 20 Hours

Environment

Temp: -215 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 110,106,609 km

• M1: 78,240 km (0.101 R)
• M2: 458,517 km (0.083 R)
• M3: 768,783 km (0.069 R)
• M4: 965,654 km (0.111 R)
• M5: 1,791,435 km (0.104 R)
• M6: 2,461,783 km (0.113 R)
• M7: 3,255,848 km (0.066 R)
• M8: 3,478,749 km (0.098 R)
• M9: 6,109,876 km (0.102 R)
• M10: 6,957,049 km (0.06 R)
• M11: 7,711,471 km (0.111 R)
• M12: 8,820,590 km (0.089 R)
• M13: 10,505,510 km (0.065 R)
• M14: 11,864,757 km (0.06 R)
• M15: 13,417,882 km (0.108 R)
• M16: 13,744,005 km (0.074 R)
• M17: 14,668,370 km (0.113 R)
• M18: 20,773,160 km (0.11 R)
• M19: 21,209,687 km (0.104 R)
• M20: 24,318,031 km (0.11 R)
• M21: 25,917,532 km (0.097 R)
• M22: 27,194,799 km (0.096 R)
• M23: 36,219,440 km (0.063 R)
• M24: 42,701,815 km (0.115 R)
• M25: 45,754,210 km (0.111 R)
• M26: 49,141,255 km (0.12 R)
• M27: 58,765,784 km (0.102 R)
• M28: 61,409,926 km (0.115 R)
• M29: 61,858,271 km (0.097 R)
• M30: 102,687,569 km (0.078 R)
• M31: 104,908,948 km (0.054 R)
• M32: 105,228,937 km (0.045 R)
• M33: 108,464,291 km (0.107 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 18,200 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit