🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.47 AU - 0.65 AU

Year: 149 Days

Day: 39.3 Hours

Environment

Temp: 225 °C

Axial Tilt: 4.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 73,495,714 km

• M1: 34,108 km (0.091 R)
• M2: 81,830 km (0.061 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.24 AU - 1.56 AU

Year: 590 Days

Day: 13.4 Hours

Environment

Temp: 4 °C

Axial Tilt: 6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 73,495,714 km

• M1: 24,534 km (0.073 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.47 AU - 2.33 AU

Year: 934 Days

Day: 23.3 Hours

Environment

Temp: -54 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,495,714 km

• M1: 42,785 km (0.114 R)

Asteroid Belt

Center: 3.63 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.4

Radius: 13.1

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.53 AU - 6.19 AU

Year: 4423 Days

Day: 14.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,495,714 km

• M1: 162,912 km (0.074 R)
• M2: 694,733 km (0.109 R)
• M3: 1,287,589 km (0.032 R)
• M4: 1,957,787 km (0.113 R)
• M5: 2,887,389 km (0.106 R)
• M6: 3,393,478 km (0.025 R)
• M7: 4,138,027 km (0.062 R)
• M8: 4,660,123 km (0.107 R)
• M9: 5,119,688 km (0.1 R)
• M10: 5,895,203 km (0.043 R)
• M11: 6,843,654 km (0.081 R)
• M12: 7,926,892 km (0.11 R)
• M13: 10,561,460 km (0.087 R)
• M14: 12,629,351 km (0.079 R)
• M15: 13,375,246 km (0.076 R)
• M16: 14,308,737 km (0.112 R)
• M17: 16,714,570 km (0.055 R)
• M18: 17,190,291 km (0.118 R)
• M19: 17,859,143 km (0.093 R)
• M20: 20,170,131 km (0.064 R)
• M21: 21,606,869 km (0.098 R)
• M22: 24,226,926 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.1

Radius: 12.6

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 4.48 AU - 7.3 AU

Year: 5095 Days

Day: 7.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,495,714 km

• M1: 664,813 km (0.095 R)
• M2: 1,621,940 km (0.075 R)
• M3: 2,137,305 km (0.096 R)
• M4: 3,328,104 km (0.098 R)
• M5: 3,939,361 km (0.095 R)
• M6: 6,057,517 km (0.115 R)
• M7: 6,549,544 km (0.036 R)
• M8: 8,055,546 km (0.097 R)
• M9: 8,486,238 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.6

Radius: 9.4

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 5.15 AU - 6.89 AU

Year: 5265 Days

Day: 7.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 73,495,714 km

• M1: 116,986 km (0.096 R)
• M2: 505,042 km (0.054 R)
• M3: 948,451 km (0.066 R)
• M4: 1,383,780 km (0.075 R)
• M5: 1,691,653 km (0.115 R)
• M6: 2,017,926 km (0.095 R)
• M7: 2,355,269 km (0.084 R)
• M8: 3,458,104 km (0.119 R)
• M9: 3,813,549 km (0.119 R)
• M10: 5,081,840 km (0.097 R)
• M11: 5,431,899 km (0.086 R)
• M12: 6,210,556 km (0.041 R)
• M13: 6,611,179 km (0.112 R)
• M14: 7,917,767 km (0.111 R)
• M15: 8,389,299 km (0.104 R)
• M16: 8,956,574 km (0.099 R)
• M17: 9,752,435 km (0.114 R)
• M18: 10,209,905 km (0.08 R)
• M19: 14,561,109 km (0.092 R)
• M20: 15,214,403 km (0.092 R)
• M21: 16,637,677 km (0.115 R)
• M22: 17,655,092 km (0.077 R)
• M23: 18,586,638 km (0.037 R)
• M24: 18,904,384 km (0.117 R)
• M25: 21,300,044 km (0.092 R)
• M26: 22,426,965 km (0.118 R)
• M27: 23,224,621 km (0.042 R)
• M28: 25,574,055 km (0.056 R)
• M29: 26,046,485 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.6

Radius: 8.8

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 5.61 AU - 8.57 AU

Year: 6729 Days

Day: 12.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,495,714 km

• M1: 109,506 km (0.056 R)
• M2: 1,150,707 km (0.1 R)
• M3: 1,527,245 km (0.103 R)
• M4: 1,845,439 km (0.075 R)
• M5: 2,600,609 km (0.112 R)
• M6: 3,400,210 km (0.039 R)
• M7: 3,948,935 km (0.111 R)
• M8: 7,054,437 km (0.096 R)
• M9: 9,444,862 km (0.087 R)
• M10: 12,278,993 km (0.1 R)
• M11: 20,598,131 km (0.093 R)
• M12: 21,819,897 km (0.061 R)
• M13: 22,937,542 km (0.06 R)
• M14: 23,395,162 km (0.044 R)
• M15: 24,565,616 km (0.072 R)
• M16: 25,205,745 km (0.116 R)
• M17: 26,103,931 km (0.067 R)
• M18: 27,448,217 km (0.057 R)
• M19: 29,371,148 km (0.101 R)
• M20: 30,548,633 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.5

Radius: 11.7

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 6.73 AU - 8.15 AU

Year: 7234 Days

Day: 12.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 73,495,714 km

• M1: 147,354 km (0.097 R)
• M2: 555,906 km (0.1 R)
• M3: 1,030,281 km (0.063 R)
• M4: 1,762,413 km (0.098 R)
• M5: 2,332,979 km (0.114 R)
• M6: 2,743,176 km (0.12 R)
• M7: 4,056,945 km (0.072 R)
• M8: 4,867,316 km (0.088 R)
• M9: 5,722,268 km (0.102 R)
• M10: 6,843,055 km (0.077 R)
• M11: 10,392,414 km (0.051 R)
• M12: 11,037,480 km (0.045 R)
• M13: 11,466,078 km (0.116 R)
• M14: 12,055,045 km (0.091 R)
• M15: 13,239,860 km (0.068 R)
• M16: 14,332,074 km (0.116 R)
• M17: 15,073,631 km (0.11 R)
• M18: 15,960,746 km (0.116 R)
• M19: 16,882,419 km (0.119 R)
• M20: 17,774,321 km (0.072 R)
• M21: 19,791,050 km (0.099 R)
• M22: 21,806,882 km (0.093 R)
• M23: 24,194,613 km (0.099 R)
• M24: 25,492,824 km (0.053 R)
• M25: 29,757,560 km (0.099 R)
• M26: 31,722,677 km (0.055 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.1

Radius: 12.7

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 10.43 AU - 15.25 AU

Year: 16400 Days

Day: 10.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 73,495,714 km

• M1: 157,975 km (0.054 R)
• M2: 744,698 km (0.101 R)
• M3: 2,218,387 km (0.105 R)
• M4: 3,222,189 km (0.093 R)
• M5: 4,056,346 km (0.113 R)
• M6: 4,746,740 km (0.081 R)
• M7: 5,437,583 km (0.052 R)
• M8: 6,278,174 km (0.086 R)
• M9: 7,343,011 km (0.074 R)
• M10: 7,918,814 km (0.061 R)
• M11: 8,524,685 km (0.114 R)
• M12: 13,037,155 km (0.095 R)
• M13: 16,722,499 km (0.057 R)
• M14: 17,383,871 km (0.096 R)
• M15: 19,203,280 km (0.051 R)
• M16: 20,391,387 km (0.12 R)
• M17: 24,883,960 km (0.115 R)
• M18: 33,378,875 km (0.108 R)
• M19: 34,560,549 km (0.08 R)
• M20: 46,967,747 km (0.117 R)
• M21: 55,423,169 km (0.115 R)
• M22: 59,912,152 km (0.114 R)
• M23: 66,061,672 km (0.088 R)
• M24: 67,298,547 km (0.114 R)

Kuiper Belt

Range: 30.8 - 59.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 15,742 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit