🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.64 AU - 0.66 AU

Year: 221 Days

Day: 30.6 Hours

Environment

Temp: 19 °C

Axial Tilt: 31 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 71,882,992 km

• M1: 428,897 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.48 AU - 1.54 AU

Year: 783 Days

Day: 16.5 Hours

Environment

Temp: -81 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,882,992 km

• M1: 1,155,494 km (0.113 R)

Asteroid Belt

Center: 3.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.2

Radius: 10.9

Gravity: 7.29 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 4.4 AU - 6.3 AU

Year: 5219 Days

Day: 8.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,882,992 km

• M1: 135,685 km (0.077 R)
• M2: 542,741 km (0.107 R)
• M3: 1,003,353 km (0.049 R)
• M4: 2,510,103 km (0.097 R)
• M5: 2,871,082 km (0.074 R)
• M6: 3,287,712 km (0.074 R)
• M7: 3,767,473 km (0.064 R)
• M8: 4,419,719 km (0.08 R)
• M9: 7,078,522 km (0.105 R)
• M10: 7,436,361 km (0.091 R)
• M11: 8,463,350 km (0.027 R)
• M12: 11,861,466 km (0.102 R)
• M13: 13,100,286 km (0.099 R)
• M14: 15,833,588 km (0.077 R)
• M15: 18,051,825 km (0.116 R)
• M16: 19,270,001 km (0.102 R)
• M17: 20,978,259 km (0.105 R)
• M18: 21,420,620 km (0.093 R)
• M19: 22,630,867 km (0.088 R)
• M20: 28,736,405 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302.6

Radius: 14.3

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 5.22 AU - 7.92 AU

Year: 7102 Days

Day: 13.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,882,992 km

• M1: 178,321 km (0.118 R)
• M2: 721,361 km (0.072 R)
• M3: 1,187,657 km (0.052 R)
• M4: 1,688,810 km (0.05 R)
• M5: 2,197,742 km (0.034 R)
• M6: 2,989,115 km (0.067 R)
• M7: 4,751,079 km (0.089 R)
• M8: 5,387,169 km (0.07 R)
• M9: 6,019,669 km (0.105 R)
• M10: 6,798,326 km (0.112 R)
• M11: 7,365,451 km (0.107 R)
• M12: 7,927,939 km (0.116 R)
• M13: 10,823,855 km (0.109 R)
• M14: 11,646,045 km (0.026 R)
• M15: 13,831,370 km (0.092 R)
• M16: 14,854,919 km (0.079 R)
• M17: 17,113,697 km (0.072 R)
• M18: 21,515,016 km (0.111 R)
• M19: 22,594,963 km (0.112 R)
• M20: 23,862,057 km (0.075 R)
• M21: 25,492,225 km (0.105 R)
• M22: 26,132,354 km (0.072 R)
• M23: 27,863,950 km (0.089 R)
• M24: 28,543,423 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.2

Radius: 13.7

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 8.61 AU - 11.29 AU

Year: 13237 Days

Day: 11.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 71,882,992 km

• M1: 170,392 km (0.082 R)
• M2: 669,450 km (0.115 R)
• M3: 1,415,046 km (0.081 R)
• M4: 1,879,548 km (0.118 R)
• M5: 2,447,272 km (0.119 R)
• M6: 2,941,244 km (0.077 R)
• M7: 4,493,022 km (0.073 R)
• M8: 7,498,892 km (0.044 R)
• M9: 7,991,219 km (0.093 R)
• M10: 8,697,471 km (0.071 R)
• M11: 9,393,998 km (0.114 R)
• M12: 11,298,678 km (0.061 R)
• M13: 12,128,498 km (0.091 R)
• M14: 14,313,375 km (0.109 R)
• M15: 15,143,792 km (0.098 R)
• M16: 15,715,107 km (0.112 R)
• M17: 20,729,328 km (0.082 R)
• M18: 25,002,591 km (0.113 R)
• M19: 26,514,278 km (0.107 R)
• M20: 28,840,674 km (0.09 R)
• M21: 31,185,322 km (0.07 R)
• M22: 36,632,779 km (0.075 R)
• M23: 38,978,772 km (0.088 R)
• M24: 39,513,435 km (0.077 R)
• M25: 42,824,934 km (0.118 R)
• M26: 49,057,779 km (0.101 R)
• M27: 51,103,231 km (0.079 R)
• M28: 51,743,959 km (0.105 R)
• M29: 55,870,167 km (0.103 R)
• M30: 56,379,548 km (0.072 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 586.5

Radius: 6.3

Gravity: 14.78 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 11.44 AU - 14.52 AU

Year: 19723 Days

Day: 21.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 71,882,992 km

• M1: 79,885 km (0.116 R)
• M2: 382,372 km (0.071 R)
• M3: 616,792 km (0.066 R)
• M4: 1,209,050 km (0.103 R)
• M5: 1,485,806 km (0.111 R)
• M6: 1,768,696 km (0.108 R)
• M7: 2,510,402 km (0.071 R)
• M8: 3,196,906 km (0.087 R)
• M9: 3,909,740 km (0.105 R)
• M10: 4,723,553 km (0.11 R)
• M11: 5,338,250 km (0.091 R)
• M12: 6,594,125 km (0.107 R)
• M13: 8,286,376 km (0.043 R)
• M14: 8,909,600 km (0.062 R)
• M15: 9,619,293 km (0.098 R)
• M16: 11,213,108 km (0.088 R)
• M17: 11,589,796 km (0.11 R)
• M18: 12,568,465 km (0.119 R)
• M19: 18,042,999 km (0.061 R)
• M20: 19,265,513 km (0.112 R)
• M21: 22,561,603 km (0.026 R)
• M22: 25,240,302 km (0.045 R)
• M23: 25,778,705 km (0.104 R)
• M24: 26,767,098 km (0.098 R)
• M25: 29,407,351 km (0.093 R)
• M26: 38,929,256 km (0.108 R)
• M27: 42,762,551 km (0.063 R)
• M28: 45,717,857 km (0.05 R)
• M29: 47,489,545 km (0.077 R)
• M30: 53,430,675 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 449.8

Radius: 6.5

Gravity: 10.65 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 13.21 AU - 15.27 AU

Year: 22663 Days

Day: 23.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 162.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,882,992 km

• M1: 112,348 km (0.11 R)
• M2: 2,368,134 km (0.06 R)
• M3: 3,897,623 km (0.06 R)
• M4: 4,146,554 km (0.101 R)
• M5: 4,921,620 km (0.107 R)
• M6: 5,287,387 km (0.099 R)
• M7: 8,221,749 km (0.107 R)
• M8: 9,438,429 km (0.069 R)
• M9: 9,718,027 km (0.068 R)
• M10: 11,075,927 km (0.076 R)
• M11: 14,902,641 km (0.111 R)
• M12: 18,465,613 km (0.118 R)
• M13: 26,106,773 km (0.064 R)
• M14: 50,189,038 km (0.091 R)
• M15: 50,528,626 km (0.084 R)
• M16: 51,384,625 km (0.084 R)
• M17: 54,010,666 km (0.082 R)
• M18: 56,357,707 km (0.112 R)
• M19: 71,882,974 km (0.11 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 378 - 20,135 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit