🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.44 AU - 0.62 AU

Year: 142 Days

Day: 29.3 Hours

Environment

Temp: 155 °C

Axial Tilt: 97.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.61 AU - 1.69 AU

Year: 782 Days

Day: 18.2 Hours

Environment

Temp: -53 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.17 AU - 3.83 AU

Year: 2416 Days

Day: 14.4 Hours

Environment

Temp: -107 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.9

Radius: 9.6

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 4.56 AU - 6.08 AU

Year: 4527 Days

Day: 6.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 91,223,778 km

• M1: 119,678 km (0.112 R)
• M2: 525,388 km (0.079 R)
• M3: 870,211 km (0.075 R)
• M4: 1,187,209 km (0.085 R)
• M5: 1,527,544 km (0.049 R)
• M6: 2,134,612 km (0.113 R)
• M7: 2,549,447 km (0.05 R)
• M8: 3,444,192 km (0.036 R)
• M9: 5,250,736 km (0.109 R)
• M10: 5,568,033 km (0.046 R)
• M11: 6,039,565 km (0.048 R)
• M12: 7,417,212 km (0.062 R)
• M13: 9,181,719 km (0.032 R)
• M14: 9,643,827 km (0.08 R)
• M15: 10,283,806 km (0.099 R)
• M16: 10,866,939 km (0.089 R)
• M17: 11,515,894 km (0.085 R)
• M18: 12,421,261 km (0.026 R)
• M19: 12,938,869 km (0.099 R)
• M20: 14,270,889 km (0.076 R)
• M21: 15,261,526 km (0.081 R)
• M22: 17,789,730 km (0.108 R)
• M23: 19,622,603 km (0.043 R)
• M24: 20,584,817 km (0.071 R)
• M25: 21,578,146 km (0.117 R)
• M26: 23,731,757 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.7

Radius: 15

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 7.02 AU - 8.66 AU

Year: 8099 Days

Day: 10.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 91,223,778 km

• M1: 191,336 km (0.073 R)
• M2: 877,990 km (0.07 R)
• M3: 1,966,314 km (0.102 R)
• M4: 3,156,066 km (0.056 R)
• M5: 5,425,466 km (0.091 R)
• M6: 7,342,563 km (0.119 R)
• M7: 8,114,338 km (0.115 R)
• M8: 9,166,310 km (0.056 R)
• M9: 10,013,483 km (0.086 R)
• M10: 11,541,027 km (0.114 R)
• M11: 12,305,023 km (0.094 R)
• M12: 15,183,436 km (0.066 R)
• M13: 18,631,966 km (0.119 R)
• M14: 22,155,445 km (0.053 R)
• M15: 24,382,059 km (0.053 R)
• M16: 27,706,573 km (0.104 R)
• M17: 28,779,938 km (0.03 R)
• M18: 30,698,979 km (0.094 R)
• M19: 32,166,684 km (0.074 R)
• M20: 37,319,283 km (0.118 R)
• M21: 38,148,803 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.4

Radius: 12.5

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 9.27 AU - 14.75 AU

Year: 15356 Days

Day: 8.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 91,223,778 km

• M1: 155,582 km (0.12 R)
• M2: 813,812 km (0.052 R)
• M3: 1,501,215 km (0.083 R)
• M4: 2,028,996 km (0.08 R)
• M5: 2,489,009 km (0.064 R)
• M6: 3,336,781 km (0.066 R)
• M7: 4,338,039 km (0.098 R)
• M8: 5,317,307 km (0.113 R)
• M9: 6,010,394 km (0.094 R)
• M10: 7,140,606 km (0.098 R)
• M11: 8,994,722 km (0.117 R)
• M12: 11,739,843 km (0.088 R)
• M13: 13,108,813 km (0.118 R)
• M14: 14,237,379 km (0.088 R)
• M15: 17,302,789 km (0.054 R)
• M16: 18,012,780 km (0.063 R)
• M17: 19,915,665 km (0.099 R)
• M18: 21,226,741 km (0.115 R)
• M19: 23,730,561 km (0.04 R)
• M20: 25,303,881 km (0.096 R)
• M21: 26,632,610 km (0.073 R)
• M22: 29,207,039 km (0.061 R)
• M23: 29,875,742 km (0.082 R)
• M24: 35,346,237 km (0.047 R)
• M25: 36,105,745 km (0.076 R)
• M26: 42,436,428 km (0.089 R)
• M27: 47,605,334 km (0.085 R)
• M28: 49,312,694 km (0.11 R)
• M29: 52,849,487 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 657.3

Radius: 3.5

Gravity: 53.66 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 14.69 AU - 20.13 AU

Year: 26803 Days

Day: 22.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 91,223,778 km

• M1: 44,131 km (0.081 R)
• M2: 299,196 km (0.101 R)
• M3: 515,664 km (0.096 R)
• M4: 1,096,104 km (0.086 R)
• M5: 1,898,696 km (0.036 R)
• M6: 2,313,681 km (0.076 R)
• M7: 3,410,383 km (0.103 R)
• M8: 3,820,430 km (0.06 R)
• M9: 3,952,825 km (0.034 R)
• M10: 6,327,691 km (0.049 R)
• M11: 7,863,762 km (0.081 R)
• M12: 8,746,090 km (0.104 R)
• M13: 11,304,812 km (0.066 R)
• M14: 13,541,450 km (0.08 R)
• M15: 14,242,166 km (0.094 R)
• M16: 16,314,994 km (0.067 R)
• M17: 18,865,488 km (0.114 R)
• M18: 20,035,344 km (0.071 R)
• M19: 20,234,907 km (0.118 R)
• M20: 20,739,650 km (0.06 R)
• M21: 22,091,267 km (0.114 R)
• M22: 25,083,973 km (0.092 R)
• M23: 28,967,234 km (0.089 R)
• M24: 31,318,314 km (0.091 R)
• M25: 35,660,093 km (0.114 R)
• M26: 36,991,963 km (0.119 R)
• M27: 40,545,361 km (0.107 R)
• M28: 41,185,640 km (0.107 R)
• M29: 43,982,372 km (0.115 R)
• M30: 47,078,749 km (0.066 R)
• M31: 49,950,430 km (0.064 R)
• M32: 51,429,055 km (0.068 R)
• M33: 51,803,199 km (0.1 R)
• M34: 52,746,564 km (0.074 R)
• M35: 61,757,591 km (0.108 R)
• M36: 62,392,335 km (0.117 R)
• M37: 63,460,015 km (0.114 R)
• M38: 63,890,408 km (0.111 R)
• M39: 67,180,813 km (0.069 R)
• M40: 68,981,074 km (0.115 R)
• M41: 71,741,304 km (0.112 R)
• M42: 75,776,408 km (0.093 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 16,542 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit