🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.49 AU - 0.59 AU

Year: 260 Days

Day: 20 Hours

Environment

Temp: -122 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.51 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.8

Radius: 15

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.42 AU - 2.52 AU

Year: 2547 Days

Day: 14.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,250,876 km

• M1: 186,549 km (0.069 R)
• M2: 740,659 km (0.11 R)
• M3: 1,240,914 km (0.108 R)
• M4: 3,010,508 km (0.093 R)
• M5: 3,641,212 km (0.086 R)
• M6: 4,130,248 km (0.094 R)
• M7: 4,866,568 km (0.114 R)
• M8: 5,922,131 km (0.08 R)
• M9: 7,458,351 km (0.069 R)
• M10: 9,176,034 km (0.074 R)
• M11: 9,680,628 km (0.111 R)
• M12: 10,395,257 km (0.095 R)
• M13: 11,512,304 km (0.109 R)
• M14: 12,532,412 km (0.083 R)
• M15: 13,797,711 km (0.119 R)
• M16: 14,413,456 km (0.117 R)
• M17: 15,751,010 km (0.104 R)
• M18: 16,319,183 km (0.055 R)
• M19: 18,729,803 km (0.081 R)
• M20: 19,367,838 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.3

Radius: 10.7

Gravity: 8.47 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.15 AU - 3.85 AU

Year: 4295 Days

Day: 7.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,250,876 km

• M1: 133,142 km (0.119 R)
• M2: 998,865 km (0.025 R)
• M3: 1,475,185 km (0.058 R)
• M4: 1,887,925 km (0.058 R)
• M5: 2,313,980 km (0.057 R)
• M6: 2,821,865 km (0.047 R)
• M7: 3,240,739 km (0.065 R)
• M8: 4,349,708 km (0.079 R)
• M9: 5,665,720 km (0.1 R)
• M10: 6,723,975 km (0.03 R)
• M11: 9,983,713 km (0.091 R)
• M12: 11,857,576 km (0.094 R)
• M13: 12,699,363 km (0.1 R)
• M14: 14,281,660 km (0.092 R)
• M15: 15,932,323 km (0.117 R)
• M16: 16,651,290 km (0.109 R)
• M17: 19,271,646 km (0.111 R)
• M18: 24,835,341 km (0.068 R)
• M19: 26,543,001 km (0.104 R)
• M20: 27,045,051 km (0.116 R)
• M21: 28,327,703 km (0.109 R)
• M22: 28,852,044 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.3

Radius: 8

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.34 AU - 4.38 AU

Year: 4975 Days

Day: 8.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 67,250,876 km

• M1: 101,876 km (0.108 R)
• M2: 364,121 km (0.096 R)
• M3: 2,914,316 km (0.099 R)
• M4: 3,172,223 km (0.096 R)
• M5: 3,935,920 km (0.115 R)
• M6: 4,975,476 km (0.105 R)
• M7: 10,958,642 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.8

Radius: 14.6

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 4.56 AU - 6.62 AU

Year: 8670 Days

Day: 11.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 67,250,876 km

• M1: 181,612 km (0.102 R)
• M2: 663,915 km (0.059 R)
• M3: 1,672,055 km (0.092 R)
• M4: 2,426,477 km (0.08 R)
• M5: 3,140,059 km (0.116 R)
• M6: 3,722,593 km (0.086 R)
• M7: 4,649,053 km (0.114 R)
• M8: 5,197,180 km (0.078 R)
• M9: 5,660,335 km (0.104 R)
• M10: 6,922,941 km (0.112 R)
• M11: 7,485,429 km (0.12 R)
• M12: 8,365,812 km (0.113 R)
• M13: 10,869,931 km (0.108 R)
• M14: 12,429,339 km (0.077 R)
• M15: 14,015,077 km (0.073 R)
• M16: 17,312,513 km (0.089 R)
• M17: 17,862,135 km (0.055 R)
• M18: 20,941,308 km (0.084 R)
• M19: 21,486,892 km (0.065 R)
• M20: 24,358,572 km (0.098 R)
• M21: 25,487,588 km (0.07 R)
• M22: 27,108,181 km (0.11 R)
• M23: 28,226,126 km (0.102 R)
• M24: 34,281,848 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 763.3

Radius: 4.4

Gravity: 39.43 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 7.95 AU - 8.69 AU

Year: 15743 Days

Day: 20.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 67,250,876 km

• M1: 55,052 km (0.107 R)
• M2: 247,136 km (0.074 R)
• M3: 501,153 km (0.03 R)
• M4: 741,407 km (0.06 R)
• M5: 1,042,847 km (0.084 R)
• M6: 1,577,659 km (0.077 R)
• M7: 2,075,970 km (0.059 R)
• M8: 2,695,754 km (0.101 R)
• M9: 3,189,875 km (0.047 R)
• M10: 3,800,384 km (0.105 R)
• M11: 6,056,320 km (0.119 R)
• M12: 6,384,388 km (0.12 R)
• M13: 7,165,738 km (0.067 R)
• M14: 14,641,742 km (0.037 R)
• M15: 15,307,004 km (0.116 R)
• M16: 18,937,594 km (0.079 R)
• M17: 21,370,355 km (0.114 R)
• M18: 25,135,584 km (0.057 R)
• M19: 26,954,395 km (0.107 R)
• M20: 28,859,075 km (0.068 R)
• M21: 31,942,736 km (0.104 R)
• M22: 38,476,572 km (0.034 R)
• M23: 41,030,956 km (0.114 R)
• M24: 44,916,761 km (0.085 R)
• M25: 46,159,919 km (0.064 R)
• M26: 47,266,494 km (0.112 R)
• M27: 47,425,966 km (0.115 R)
• M28: 51,531,081 km (0.059 R)
• M29: 55,866,726 km (0.119 R)
• M30: 59,691,495 km (0.074 R)
• M31: 62,912,786 km (0.092 R)
• M32: 63,299,197 km (0.094 R)
• M33: 64,468,006 km (0.103 R)
• M34: 66,048,657 km (0.072 R)
• M35: 66,848,557 km (0.064 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: 417 - 10,762 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit