🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.21 AU - 1.47 AU

Year: 646 Days

Day: 35.9 Hours

Environment

Temp: -73 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.49 AU - 2.29 AU

Year: 1082 Days

Day: 38.6 Hours

Environment

Temp: -97 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.7

Radius: 14.5

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.32 AU - 3.82 AU

Year: 2239 Days

Day: 10.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 66,645,632 km

• M1: 181,313 km (0.115 R)
• M2: 689,048 km (0.096 R)
• M3: 1,650,214 km (0.074 R)
• M4: 2,229,008 km (0.057 R)
• M5: 2,971,313 km (0.061 R)
• M6: 3,554,445 km (0.111 R)
• M7: 4,553,759 km (0.047 R)
• M8: 6,770,351 km (0.096 R)
• M9: 7,401,803 km (0.112 R)
• M10: 8,511,670 km (0.071 R)
• M11: 9,894,104 km (0.062 R)
• M12: 12,395,380 km (0.114 R)
• M13: 13,545,938 km (0.032 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.6

Radius: 14.7

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.37 AU - 3.47 AU

Year: 2633 Days

Day: 14.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 66,645,632 km

• M1: 182,809 km (0.093 R)
• M2: 714,031 km (0.085 R)
• M3: 1,181,973 km (0.045 R)
• M4: 1,823,598 km (0.107 R)
• M5: 2,397,455 km (0.093 R)
• M6: 3,185,387 km (0.069 R)
• M7: 4,046,922 km (0.087 R)
• M8: 4,635,440 km (0.081 R)
• M9: 5,169,205 km (0.115 R)
• M10: 7,671,678 km (0.089 R)
• M11: 8,176,720 km (0.115 R)
• M12: 9,353,308 km (0.066 R)
• M13: 10,676,351 km (0.059 R)
• M14: 12,320,432 km (0.083 R)
• M15: 12,807,971 km (0.117 R)
• M16: 13,692,394 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.9

Radius: 11.4

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.88 AU - 4.62 AU

Year: 3647 Days

Day: 10.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 144.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 66,645,632 km

• M1: 153,787 km (0.115 R)
• M2: 517,908 km (0.111 R)
• M3: 885,021 km (0.075 R)
• M4: 1,528,890 km (0.118 R)
• M5: 2,264,164 km (0.043 R)
• M6: 2,697,399 km (0.104 R)
• M7: 3,575,988 km (0.109 R)
• M8: 4,364,069 km (0.1 R)
• M9: 6,199,485 km (0.09 R)
• M10: 6,871,928 km (0.109 R)
• M11: 7,788,514 km (0.039 R)
• M12: 10,617,559 km (0.09 R)
• M13: 12,647,004 km (0.07 R)
• M14: 16,565,720 km (0.12 R)
• M15: 17,176,678 km (0.095 R)
• M16: 17,745,150 km (0.059 R)
• M17: 19,281,819 km (0.107 R)
• M18: 22,081,842 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.5

Radius: 13.5

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 4.01 AU - 5.29 AU

Year: 4174 Days

Day: 10 Hours

Environment

Temp: -153 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 66,645,632 km

• M1: 169,195 km (0.098 R)
• M2: 706,850 km (0.117 R)
• M3: 1,473,090 km (0.105 R)
• M4: 2,079,560 km (0.113 R)
• M5: 2,782,820 km (0.078 R)
• M6: 3,680,556 km (0.096 R)
• M7: 6,726,070 km (0.077 R)
• M8: 9,563,642 km (0.056 R)
• M9: 10,158,144 km (0.12 R)
• M10: 10,989,160 km (0.11 R)
• M11: 11,421,349 km (0.111 R)
• M12: 12,881,573 km (0.094 R)
• M13: 13,558,205 km (0.058 R)
• M14: 14,982,676 km (0.049 R)
• M15: 15,676,959 km (0.101 R)
• M16: 19,225,570 km (0.116 R)
• M17: 23,136,807 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.9

Radius: 12.6

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 8.15 AU - 8.37 AU

Year: 9881 Days

Day: 5.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,645,632 km

• M1: 156,629 km (0.048 R)
• M2: 622,776 km (0.055 R)
• M3: 1,276,668 km (0.098 R)
• M4: 2,036,177 km (0.085 R)
• M5: 2,703,682 km (0.065 R)
• M6: 3,465,584 km (0.091 R)
• M7: 4,174,229 km (0.086 R)
• M8: 5,352,313 km (0.118 R)
• M9: 7,044,863 km (0.109 R)
• M10: 7,930,034 km (0.079 R)
• M11: 10,877,261 km (0.115 R)
• M12: 11,674,319 km (0.115 R)
• M13: 12,855,244 km (0.06 R)
• M14: 14,425,872 km (0.078 R)
• M15: 14,933,907 km (0.057 R)
• M16: 21,421,218 km (0.103 R)
• M17: 22,166,814 km (0.111 R)
• M18: 24,328,803 km (0.085 R)
• M19: 28,075,182 km (0.104 R)
• M20: 29,169,191 km (0.099 R)
• M21: 30,188,252 km (0.055 R)
• M22: 35,989,657 km (0.118 R)
• M23: 37,161,906 km (0.113 R)
• M24: 38,845,481 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.9

Radius: 10.5

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 8.12 AU - 10.2 AU

Year: 11540 Days

Day: 7.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,645,632 km

• M1: 133,142 km (0.113 R)
• M2: 587,620 km (0.1 R)
• M3: 1,221,915 km (0.095 R)
• M4: 1,557,613 km (0.059 R)
• M5: 2,023,162 km (0.099 R)
• M6: 2,874,074 km (0.11 R)
• M7: 3,357,126 km (0.058 R)
• M8: 3,920,811 km (0.066 R)
• M9: 4,821,240 km (0.116 R)
• M10: 6,070,083 km (0.084 R)
• M11: 8,040,437 km (0.07 R)
• M12: 8,444,052 km (0.108 R)
• M13: 9,888,270 km (0.101 R)
• M14: 11,716,804 km (0.106 R)
• M15: 12,651,043 km (0.064 R)
• M16: 13,075,153 km (0.052 R)
• M17: 14,800,316 km (0.07 R)
• M18: 15,545,014 km (0.104 R)
• M19: 18,775,430 km (0.079 R)
• M20: 21,218,513 km (0.076 R)
• M21: 27,830,889 km (0.07 R)
• M22: 28,652,630 km (0.074 R)
• M23: 33,579,037 km (0.071 R)
• M24: 38,408,057 km (0.119 R)
• M25: 40,856,076 km (0.098 R)
• M26: 45,493,161 km (0.079 R)
• M27: 48,673,612 km (0.088 R)
• M28: 50,925,359 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 525.7

Radius: 3.4

Gravity: 45.48 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 10.92 AU - 13.34 AU

Year: 17585 Days

Day: 19.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 66,645,632 km

• M1: 43,533 km (0.051 R)
• M2: 195,973 km (0.089 R)
• M3: 373,097 km (0.092 R)
• M4: 713,432 km (0.113 R)
• M5: 1,064,688 km (0.083 R)
• M6: 2,096,913 km (0.081 R)
• M7: 2,235,591 km (0.042 R)
• M8: 2,465,971 km (0.1 R)
• M9: 2,924,938 km (0.032 R)
• M10: 3,358,023 km (0.112 R)
• M11: 4,878,087 km (0.105 R)
• M12: 5,265,247 km (0.103 R)
• M13: 5,710,600 km (0.049 R)
• M14: 7,698,157 km (0.115 R)
• M15: 7,933,474 km (0.097 R)
• M16: 8,418,471 km (0.119 R)
• M17: 12,638,028 km (0.119 R)
• M18: 14,904,286 km (0.103 R)
• M19: 18,916,800 km (0.109 R)
• M20: 21,677,031 km (0.106 R)
• M21: 22,430,555 km (0.12 R)
• M22: 27,105,040 km (0.032 R)
• M23: 29,097,983 km (0.069 R)
• M24: 30,831,672 km (0.119 R)
• M25: 34,376,244 km (0.095 R)
• M26: 39,004,204 km (0.098 R)
• M27: 39,837,015 km (0.096 R)
• M28: 39,977,039 km (0.087 R)
• M29: 40,965,881 km (0.098 R)
• M30: 43,139,688 km (0.097 R)
• M31: 43,881,095 km (0.08 R)
• M32: 46,465,099 km (0.083 R)
• M33: 48,190,112 km (0.084 R)
• M34: 57,637,217 km (0.025 R)
• M35: 62,414,027 km (0.08 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 496.2

Radius: 3.6

Gravity: 38.29 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 10.09 AU - 15.69 AU

Year: 19263 Days

Day: 19.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 123.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 66,645,632 km

• M1: 45,029 km (0.084 R)
• M2: 174,880 km (0.102 R)
• M3: 652,845 km (0.095 R)
• M4: 1,072,916 km (0.118 R)
• M5: 1,475,633 km (0.117 R)
• M6: 1,635,703 km (0.117 R)
• M7: 2,875,869 km (0.098 R)
• M8: 4,469,087 km (0.097 R)
• M9: 4,668,650 km (0.05 R)
• M10: 5,679,483 km (0.05 R)
• M11: 5,834,915 km (0.073 R)
• M12: 6,113,766 km (0.086 R)
• M13: 6,612,375 km (0.114 R)
• M14: 6,741,179 km (0.105 R)
• M15: 7,689,929 km (0.047 R)
• M16: 8,673,236 km (0.026 R)
• M17: 8,931,442 km (0.03 R)
• M18: 9,088,968 km (0.06 R)
• M19: 10,885,489 km (0.056 R)
• M20: 13,039,399 km (0.12 R)
• M21: 17,017,356 km (0.118 R)
• M22: 19,719,243 km (0.065 R)
• M23: 21,545,385 km (0.087 R)
• M24: 24,903,408 km (0.115 R)
• M25: 28,480,592 km (0.095 R)
• M26: 28,936,118 km (0.082 R)
• M27: 30,213,983 km (0.104 R)
• M28: 31,046,495 km (0.097 R)
• M29: 31,528,948 km (0.092 R)
• M30: 33,131,590 km (0.117 R)
• M31: 33,382,914 km (0.11 R)
• M32: 52,244,962 km (0.087 R)
• M33: 55,362,432 km (0.036 R)
• M34: 55,716,231 km (0.094 R)
• M35: 58,235,459 km (0.036 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 194 - 19,208 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit