🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.44 AU - 0.56 AU

Year: 232 Days

Day: 35.6 Hours

Environment

Temp: -120 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.7

Radius: 12.9

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.67 AU - 0.93 AU

Year: 469 Days

Day: 6.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,919,764 km

• M1: 167,998 km (0.066 R)
• M2: 436,078 km (0.09 R)
• M3: 723,455 km (0.117 R)
• M4: 1,136,794 km (0.054 R)
• M5: 1,538,465 km (0.116 R)
• M6: 1,935,647 km (0.065 R)
• M7: 2,273,738 km (0.094 R)
• M8: 2,602,405 km (0.115 R)
• M9: 2,872,578 km (0.075 R)
• M10: 3,348,599 km (0.049 R)
• M11: 3,601,120 km (0.094 R)
• M12: 4,214,172 km (0.045 R)
• M13: 4,487,936 km (0.1 R)
• M14: 4,856,096 km (0.119 R)
• M15: 5,718,827 km (0.049 R)
• M16: 6,050,635 km (0.047 R)

Asteroid Belt

Center: 1.18 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.4

Radius: 11.7

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.27 AU - 1.85 AU

Year: 1278 Days

Day: 12 Hours

Environment

Temp: -179 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 51,919,764 km

• M1: 193,280 km (0.06 R)
• M2: 498,909 km (0.088 R)
• M3: 735,423 km (0.113 R)
• M4: 1,038,209 km (0.099 R)
• M5: 2,090,780 km (0.113 R)
• M6: 2,686,329 km (0.105 R)
• M7: 2,981,336 km (0.106 R)
• M8: 3,201,993 km (0.097 R)
• M9: 4,039,143 km (0.116 R)
• M10: 4,658,029 km (0.12 R)
• M11: 5,619,195 km (0.071 R)
• M12: 6,955,254 km (0.047 R)
• M13: 7,450,273 km (0.12 R)
• M14: 8,400,070 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167.7

Radius: 10.8

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.53 AU - 2.51 AU

Year: 1883 Days

Day: 6.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,919,764 km

• M1: 149,149 km (0.088 R)
• M2: 530,773 km (0.047 R)
• M3: 842,685 km (0.078 R)
• M4: 1,421,928 km (0.111 R)
• M5: 2,024,209 km (0.029 R)
• M6: 2,253,692 km (0.066 R)
• M7: 3,517,196 km (0.09 R)
• M8: 3,869,947 km (0.058 R)
• M9: 4,522,792 km (0.104 R)
• M10: 4,787,880 km (0.087 R)
• M11: 5,986,308 km (0.106 R)
• M12: 6,214,744 km (0.119 R)
• M13: 6,796,830 km (0.093 R)
• M14: 7,849,251 km (0.083 R)
• M15: 8,923,363 km (0.109 R)
• M16: 9,505,598 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321

Radius: 9.3

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.73 AU - 2.89 AU

Year: 3090 Days

Day: 13.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 51,919,764 km

• M1: 144,063 km (0.055 R)
• M2: 375,491 km (0.112 R)
• M3: 798,553 km (0.069 R)
• M4: 2,186,074 km (0.099 R)
• M5: 2,594,925 km (0.07 R)
• M6: 3,432,523 km (0.092 R)
• M7: 5,302,945 km (0.106 R)
• M8: 6,654,562 km (0.098 R)
• M9: 7,344,657 km (0.083 R)
• M10: 10,084,542 km (0.057 R)
• M11: 14,019,564 km (0.088 R)
• M12: 14,796,576 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.9

Radius: 10.4

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.69 AU - 4.69 AU

Year: 6663 Days

Day: 10.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 51,919,764 km

• M1: 133,591 km (0.101 R)
• M2: 820,245 km (0.106 R)
• M3: 1,570,778 km (0.11 R)
• M4: 1,900,791 km (0.116 R)
• M5: 2,280,769 km (0.052 R)
• M6: 2,820,967 km (0.12 R)
• M7: 3,601,419 km (0.09 R)
• M8: 3,848,704 km (0.072 R)
• M9: 4,413,436 km (0.103 R)
• M10: 5,510,288 km (0.113 R)
• M11: 5,791,083 km (0.085 R)
• M12: 6,455,896 km (0.087 R)
• M13: 6,900,800 km (0.057 R)
• M14: 7,805,568 km (0.097 R)
• M15: 8,048,216 km (0.038 R)
• M16: 8,356,986 km (0.056 R)
• M17: 9,718,027 km (0.113 R)
• M18: 10,683,233 km (0.081 R)
• M19: 11,075,030 km (0.063 R)
• M20: 12,907,304 km (0.111 R)
• M21: 13,536,214 km (0.11 R)
• M22: 14,549,291 km (0.114 R)
• M23: 15,513,748 km (0.094 R)
• M24: 16,509,621 km (0.111 R)
• M25: 17,536,610 km (0.103 R)
• M26: 18,970,207 km (0.062 R)
• M27: 20,509,569 km (0.074 R)
• M28: 23,664,139 km (0.092 R)
• M29: 23,928,479 km (0.102 R)
• M30: 24,838,034 km (0.099 R)
• M31: 25,108,806 km (0.078 R)
• M32: 25,490,430 km (0.092 R)
• M33: 25,709,740 km (0.112 R)
• M34: 26,095,853 km (0.05 R)
• M35: 27,384,937 km (0.081 R)
• M36: 27,612,177 km (0.099 R)
• M37: 27,840,613 km (0.117 R)
• M38: 28,879,570 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.8

Radius: 11.5

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.87 AU - 5.95 AU

Year: 8255 Days

Day: 5.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,919,764 km

• M1: 187,147 km (0.091 R)
• M2: 481,855 km (0.106 R)
• M3: 740,509 km (0.083 R)
• M4: 1,368,521 km (0.106 R)
• M5: 1,635,254 km (0.065 R)
• M6: 2,205,970 km (0.118 R)
• M7: 2,806,306 km (0.11 R)
• M8: 3,193,167 km (0.072 R)
• M9: 3,877,726 km (0.059 R)
• M10: 4,140,420 km (0.113 R)
• M11: 4,856,844 km (0.03 R)
• M12: 8,980,510 km (0.099 R)
• M13: 9,971,446 km (0.118 R)
• M14: 11,395,917 km (0.115 R)
• M15: 11,815,988 km (0.089 R)
• M16: 13,087,869 km (0.077 R)
• M17: 14,245,756 km (0.059 R)
• M18: 17,061,787 km (0.098 R)
• M19: 17,496,369 km (0.101 R)
• M20: 17,976,727 km (0.115 R)
• M21: 18,463,668 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 637.7

Radius: 3.1

Gravity: 66.36 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 5.14 AU - 8.5 AU

Year: 11684 Days

Day: 23 Hours

Environment

Temp: -219 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 51,919,764 km

• M1: 413,339 km (0.11 R)
• M2: 862,282 km (0.12 R)
• M3: 1,450,950 km (0.035 R)
• M4: 1,645,577 km (0.099 R)
• M5: 2,370,229 km (0.07 R)
• M6: 2,572,485 km (0.084 R)
• M7: 4,223,148 km (0.053 R)
• M8: 6,285,504 km (0.036 R)
• M9: 10,037,120 km (0.05 R)
• M10: 11,499,140 km (0.075 R)
• M11: 12,141,812 km (0.077 R)
• M12: 13,321,990 km (0.065 R)
• M13: 14,338,358 km (0.12 R)
• M14: 14,888,279 km (0.055 R)
• M15: 16,600,277 km (0.088 R)
• M16: 17,072,707 km (0.093 R)
• M17: 17,431,293 km (0.036 R)
• M18: 18,405,774 km (0.116 R)
• M19: 19,853,283 km (0.117 R)
• M20: 20,046,115 km (0.103 R)
• M21: 20,239,844 km (0.062 R)
• M22: 21,422,116 km (0.077 R)
• M23: 26,044,690 km (0.106 R)
• M24: 29,926,306 km (0.105 R)
• M25: 31,039,015 km (0.096 R)
• M26: 35,008,595 km (0.087 R)
• M27: 35,264,706 km (0.098 R)
• M28: 36,733,159 km (0.11 R)
• M29: 36,907,889 km (0.075 R)
• M30: 39,037,116 km (0.111 R)
• M31: 42,907,063 km (0.118 R)
• M32: 44,046,251 km (0.081 R)
• M33: 48,451,758 km (0.107 R)
• M34: 49,358,172 km (0.055 R)
• M35: 51,712,394 km (0.106 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 17,763 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit