🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.72 AU - 0.82 AU

Year: 253 Days

Day: 24.3 Hours

Environment

Temp: 118 °C

Axial Tilt: 35.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.93 AU - 0.97 AU

Year: 347 Days

Day: 18.3 Hours

Environment

Temp: 15 °C

Axial Tilt: 29.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.97 AU - 2.17 AU

Year: 1116 Days

Day: 20.4 Hours

Environment

Temp: -72 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.84 AU - 2.72 AU

Year: 1290 Days

Day: 46 Hours

Environment

Temp: -95 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.1

Radius: 9.8

Gravity: 10.22 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 5.41 AU - 8.77 AU

Year: 7075 Days

Day: 8.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 57,733,779 km

• M1: 124,765 km (0.113 R)
• M2: 464,053 km (0.066 R)
• M3: 963,859 km (0.094 R)
• M4: 1,833,023 km (0.042 R)
• M5: 2,288,698 km (0.095 R)
• M6: 4,072,054 km (0.039 R)
• M7: 4,506,636 km (0.047 R)
• M8: 6,067,390 km (0.084 R)
• M9: 8,424,903 km (0.039 R)
• M10: 8,773,915 km (0.073 R)
• M11: 9,594,459 km (0.08 R)
• M12: 10,169,364 km (0.06 R)
• M13: 10,971,508 km (0.108 R)
• M14: 12,872,598 km (0.06 R)
• M15: 13,991,739 km (0.041 R)
• M16: 14,420,038 km (0.099 R)
• M17: 15,047,152 km (0.064 R)
• M18: 16,899,772 km (0.04 R)
• M19: 17,455,828 km (0.11 R)
• M20: 18,825,695 km (0.063 R)
• M21: 21,777,860 km (0.065 R)
• M22: 24,847,010 km (0.085 R)
• M23: 27,235,190 km (0.115 R)
• M24: 29,772,519 km (0.106 R)
• M25: 32,250,758 km (0.044 R)
• M26: 35,087,283 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.5

Radius: 12.5

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 6.87 AU - 8.17 AU

Year: 7728 Days

Day: 7.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,733,779 km

• M1: 155,432 km (0.036 R)
• M2: 609,163 km (0.117 R)
• M3: 2,077,166 km (0.094 R)
• M4: 2,805,409 km (0.099 R)
• M5: 3,484,434 km (0.103 R)
• M6: 4,875,544 km (0.117 R)
• M7: 5,889,967 km (0.113 R)
• M8: 7,108,143 km (0.083 R)
• M9: 7,704,739 km (0.092 R)
• M10: 8,258,700 km (0.094 R)
• M11: 9,529,833 km (0.045 R)
• M12: 11,157,458 km (0.085 R)
• M13: 12,759,202 km (0.116 R)
• M14: 14,125,330 km (0.088 R)
• M15: 15,820,274 km (0.066 R)
• M16: 16,778,000 km (0.104 R)
• M17: 17,901,031 km (0.095 R)
• M18: 19,746,769 km (0.105 R)
• M19: 22,376,102 km (0.062 R)
• M20: 23,429,271 km (0.084 R)
• M21: 24,673,027 km (0.042 R)
• M22: 25,878,636 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 649.7

Radius: 12

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 7.97 AU - 8.45 AU

Year: 8815 Days

Day: 7.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 57,733,779 km

• M1: 163,361 km (0.091 R)
• M2: 768,335 km (0.077 R)
• M3: 1,337,704 km (0.117 R)
• M4: 1,815,370 km (0.104 R)
• M5: 2,213,151 km (0.097 R)
• M6: 2,748,412 km (0.074 R)
• M7: 3,676,517 km (0.109 R)
• M8: 4,404,161 km (0.115 R)
• M9: 5,256,869 km (0.084 R)
• M10: 6,286,551 km (0.101 R)
• M11: 7,095,726 km (0.104 R)
• M12: 7,565,613 km (0.116 R)
• M13: 8,655,434 km (0.054 R)
• M14: 9,192,640 km (0.029 R)
• M15: 9,799,409 km (0.046 R)
• M16: 12,554,403 km (0.072 R)
• M17: 13,301,943 km (0.09 R)
• M18: 13,716,629 km (0.101 R)
• M19: 14,509,797 km (0.075 R)
• M20: 15,012,894 km (0.088 R)
• M21: 16,934,928 km (0.091 R)
• M22: 22,158,736 km (0.117 R)
• M23: 23,080,408 km (0.106 R)
• M24: 25,632,548 km (0.076 R)
• M25: 29,755,016 km (0.028 R)
• M26: 31,083,446 km (0.112 R)
• M27: 32,026,062 km (0.089 R)
• M28: 34,078,545 km (0.117 R)
• M29: 34,968,502 km (0.09 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.7

Radius: 8.6

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 10.64 AU - 11.88 AU

Year: 14159 Days

Day: 10.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 57,733,779 km

• M1: 107,710 km (0.037 R)
• M2: 531,521 km (0.115 R)
• M3: 914,492 km (0.089 R)
• M4: 1,372,112 km (0.106 R)
• M5: 2,274,636 km (0.079 R)
• M6: 2,810,944 km (0.08 R)
• M7: 3,190,324 km (0.047 R)
• M8: 3,997,704 km (0.069 R)
• M9: 4,718,317 km (0.088 R)
• M10: 6,759,879 km (0.082 R)
• M11: 7,909,838 km (0.08 R)
• M12: 8,305,674 km (0.112 R)
• M13: 9,672,250 km (0.079 R)
• M14: 9,972,643 km (0.047 R)
• M15: 11,347,447 km (0.117 R)
• M16: 13,025,038 km (0.119 R)
• M17: 14,598,807 km (0.08 R)
• M18: 15,262,424 km (0.078 R)
• M19: 16,721,452 km (0.058 R)
• M20: 18,500,170 km (0.086 R)
• M21: 20,647,947 km (0.103 R)
• M22: 22,342,442 km (0.084 R)
• M23: 23,134,413 km (0.041 R)
• M24: 23,492,251 km (0.096 R)
• M25: 28,385,897 km (0.063 R)
• M26: 36,391,627 km (0.077 R)
• M27: 38,354,800 km (0.105 R)
• M28: 43,027,938 km (0.113 R)
• M29: 43,433,797 km (0.069 R)
• M30: 43,842,050 km (0.111 R)
• M31: 44,252,995 km (0.085 R)
• M32: 45,361,216 km (0.061 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 344.9

Radius: 6.4

Gravity: 8.42 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 11.15 AU - 15.89 AU

Year: 18629 Days

Day: 15.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 57,733,779 km

• M1: 80,334 km (0.109 R)
• M2: 378,183 km (0.11 R)
• M3: 583,581 km (0.066 R)
• M4: 1,024,446 km (0.08 R)
• M5: 1,304,942 km (0.062 R)
• M6: 1,986,510 km (0.077 R)
• M7: 2,325,648 km (0.058 R)
• M8: 4,024,183 km (0.076 R)
• M9: 4,381,722 km (0.045 R)
• M10: 4,825,279 km (0.036 R)
• M11: 5,439,079 km (0.065 R)
• M12: 6,142,189 km (0.064 R)
• M13: 8,233,119 km (0.103 R)
• M14: 9,515,771 km (0.11 R)
• M15: 11,328,598 km (0.093 R)
• M16: 23,065,598 km (0.037 R)
• M17: 30,380,186 km (0.093 R)
• M18: 37,264,979 km (0.107 R)
• M19: 42,813,863 km (0.084 R)
• M20: 43,813,177 km (0.075 R)
• M21: 49,823,720 km (0.103 R)
• M22: 53,352,734 km (0.041 R)
• M23: 57,733,708 km (0.079 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: 470 - 18,841 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit