🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.08 AU - 1.12 AU

Year: 430 Days

Day: 24.7 Hours

Environment

Temp: 6 °C

Axial Tilt: 45.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 94,752,069 km

• M1: 34,707 km (0.103 R)
• M2: 326,722 km (0.057 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.11 AU - 1.37 AU

Year: 515 Days

Day: 43.6 Hours

Environment

Temp: 5 °C

Axial Tilt: 27.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.2 AU - 1.3 AU

Year: 521 Days

Day: 30.2 Hours

Environment

Temp: -11 °C

Axial Tilt: 37.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 94,752,069 km

• M1: 24,833 km (0.027 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.36 AU - 1.76 AU

Year: 726 Days

Day: 24.3 Hours

Environment

Temp: -58 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.2

Radius: 13.3

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.16 AU - 6.5 AU

Year: 4587 Days

Day: 8.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 94,752,069 km

• M1: 165,455 km (0.1 R)
• M2: 585,975 km (0.068 R)
• M3: 1,090,269 km (0.101 R)
• M4: 1,667,418 km (0.059 R)
• M5: 3,397,517 km (0.081 R)
• M6: 4,011,916 km (0.076 R)
• M7: 5,159,331 km (0.107 R)
• M8: 6,514,688 km (0.103 R)
• M9: 7,727,478 km (0.093 R)
• M10: 8,335,743 km (0.109 R)
• M11: 8,939,520 km (0.07 R)
• M12: 11,349,242 km (0.089 R)
• M13: 12,136,426 km (0.082 R)
• M14: 13,053,312 km (0.113 R)
• M15: 13,528,883 km (0.114 R)
• M16: 15,025,311 km (0.099 R)
• M17: 15,600,814 km (0.108 R)
• M18: 17,934,690 km (0.072 R)
• M19: 19,307,101 km (0.117 R)
• M20: 22,598,554 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969

Radius: 12.7

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 8.23 AU - 11.81 AU

Year: 11824 Days

Day: 12.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 94,752,069 km

• M1: 157,975 km (0.064 R)
• M2: 576,101 km (0.063 R)
• M3: 1,029,682 km (0.037 R)
• M4: 1,636,601 km (0.087 R)
• M5: 4,027,324 km (0.096 R)
• M6: 4,603,725 km (0.065 R)
• M7: 5,063,290 km (0.062 R)
• M8: 6,548,497 km (0.094 R)
• M9: 8,940,866 km (0.052 R)
• M10: 11,926,840 km (0.118 R)
• M11: 12,990,481 km (0.063 R)
• M12: 13,778,562 km (0.057 R)
• M13: 15,815,038 km (0.104 R)
• M14: 17,020,797 km (0.078 R)
• M15: 19,871,085 km (0.087 R)
• M16: 20,302,675 km (0.089 R)
• M17: 24,870,945 km (0.064 R)
• M18: 27,340,507 km (0.113 R)
• M19: 31,812,885 km (0.033 R)
• M20: 36,107,241 km (0.063 R)
• M21: 51,282,748 km (0.084 R)
• M22: 54,587,365 km (0.108 R)
• M23: 56,809,791 km (0.084 R)
• M24: 57,331,140 km (0.083 R)
• M25: 58,914,334 km (0.038 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.4

Radius: 14

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 10.15 AU - 12.79 AU

Year: 14481 Days

Day: 10.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 94,752,069 km

• M1: 174,132 km (0.089 R)
• M2: 820,395 km (0.057 R)
• M3: 1,300,753 km (0.089 R)
• M4: 1,793,978 km (0.114 R)
• M5: 2,808,102 km (0.107 R)
• M6: 4,411,641 km (0.103 R)
• M7: 6,882,549 km (0.1 R)
• M8: 7,384,450 km (0.079 R)
• M9: 9,539,856 km (0.036 R)
• M10: 10,111,918 km (0.106 R)
• M11: 11,967,381 km (0.116 R)
• M12: 15,478,592 km (0.109 R)
• M13: 16,862,522 km (0.119 R)
• M14: 17,778,061 km (0.072 R)
• M15: 22,223,512 km (0.114 R)
• M16: 23,324,253 km (0.089 R)
• M17: 26,437,385 km (0.062 R)
• M18: 29,380,124 km (0.064 R)
• M19: 34,678,432 km (0.108 R)
• M20: 35,660,692 km (0.106 R)
• M21: 36,661,352 km (0.078 R)
• M22: 37,296,395 km (0.113 R)
• M23: 47,122,432 km (0.075 R)
• M24: 49,862,466 km (0.105 R)
• M25: 54,497,906 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 906.9

Radius: 4.1

Gravity: 53.95 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 12.17 AU - 18.37 AU

Year: 22244 Days

Day: 23 Hours

Environment

Temp: -192 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 94,752,069 km

• M1: 67,618 km (0.102 R)
• M2: 291,716 km (0.1 R)
• M3: 725,849 km (0.112 R)
• M4: 1,127,370 km (0.088 R)
• M5: 2,061,159 km (0.119 R)
• M6: 2,399,251 km (0.096 R)
• M7: 2,906,387 km (0.101 R)
• M8: 3,071,543 km (0.111 R)
• M9: 4,198,315 km (0.029 R)
• M10: 4,702,759 km (0.115 R)
• M11: 5,206,155 km (0.081 R)
• M12: 7,896,673 km (0.092 R)
• M13: 8,606,216 km (0.063 R)
• M14: 9,005,493 km (0.06 R)
• M15: 9,779,362 km (0.029 R)
• M16: 10,404,083 km (0.097 R)
• M17: 12,294,551 km (0.033 R)
• M18: 13,700,173 km (0.112 R)
• M19: 15,624,600 km (0.086 R)
• M20: 17,630,707 km (0.12 R)
• M21: 22,145,721 km (0.075 R)
• M22: 26,174,092 km (0.119 R)
• M23: 26,530,285 km (0.074 R)
• M24: 28,861,917 km (0.045 R)
• M25: 31,326,393 km (0.082 R)
• M26: 32,404,694 km (0.059 R)
• M27: 32,678,159 km (0.103 R)
• M28: 37,115,082 km (0.1 R)
• M29: 43,245,902 km (0.104 R)
• M30: 43,910,416 km (0.079 R)
• M31: 44,245,216 km (0.054 R)
• M32: 47,864,138 km (0.086 R)
• M33: 50,200,408 km (0.106 R)
• M34: 54,133,336 km (0.106 R)
• M35: 66,932,631 km (0.087 R)
• M36: 76,418,781 km (0.039 R)
• M37: 87,553,351 km (0.091 R)
• M38: 88,349,660 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 219.9

Radius: 7.4

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 14.96 AU - 19.52 AU

Year: 26685 Days

Day: 15.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 94,752,069 km

• M1: 92,152 km (0.078 R)
• M2: 326,871 km (0.114 R)
• M3: 879,336 km (0.032 R)
• M4: 1,200,224 km (0.095 R)
• M5: 1,598,154 km (0.1 R)
• M6: 1,934,300 km (0.038 R)
• M7: 2,216,741 km (0.09 R)
• M8: 3,634,331 km (0.116 R)
• M9: 3,919,015 km (0.049 R)
• M10: 4,469,386 km (0.051 R)
• M11: 4,796,706 km (0.097 R)
• M12: 6,149,370 km (0.113 R)
• M13: 7,329,548 km (0.04 R)
• M14: 8,020,690 km (0.084 R)
• M15: 8,554,455 km (0.097 R)
• M16: 10,987,664 km (0.12 R)
• M17: 13,107,167 km (0.109 R)
• M18: 13,642,877 km (0.06 R)
• M19: 16,697,815 km (0.118 R)
• M20: 18,717,536 km (0.066 R)
• M21: 21,258,007 km (0.102 R)
• M22: 22,373,409 km (0.073 R)
• M23: 29,101,274 km (0.098 R)
• M24: 33,723,698 km (0.047 R)
• M25: 34,098,291 km (0.091 R)
• M26: 39,361,893 km (0.086 R)
• M27: 45,293,747 km (0.085 R)
• M28: 48,392,218 km (0.052 R)
• M29: 55,353,307 km (0.05 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 571.2

Radius: 5.5

Gravity: 18.88 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 14.28 AU - 23.36 AU

Year: 30436 Days

Day: 20 Hours

Environment

Temp: -209 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 94,752,069 km

• M1: 248,931 km (0.113 R)
• M2: 837,299 km (0.095 R)
• M3: 1,312,871 km (0.094 R)
• M4: 2,499,182 km (0.12 R)
• M5: 3,142,004 km (0.107 R)
• M6: 3,440,153 km (0.12 R)
• M7: 4,162,860 km (0.104 R)
• M8: 6,311,833 km (0.116 R)
• M9: 7,336,878 km (0.096 R)
• M10: 9,649,811 km (0.068 R)
• M11: 9,961,573 km (0.114 R)
• M12: 11,552,396 km (0.115 R)
• M13: 17,881,433 km (0.097 R)
• M14: 31,444,126 km (0.096 R)
• M15: 31,853,875 km (0.111 R)
• M16: 34,968,951 km (0.097 R)
• M17: 36,001,176 km (0.114 R)
• M18: 36,449,671 km (0.111 R)
• M19: 41,632,190 km (0.115 R)
• M20: 44,312,984 km (0.072 R)
• M21: 45,347,303 km (0.116 R)
• M22: 48,546,454 km (0.117 R)
• M23: 55,588,624 km (0.033 R)
• M24: 66,368,497 km (0.09 R)
• M25: 71,654,687 km (0.106 R)
• M26: 72,127,267 km (0.049 R)
• M27: 80,481,111 km (0.11 R)
• M28: 84,100,482 km (0.091 R)
• M29: 93,338,899 km (0.104 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 536 - 19,611 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit