🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.46 AU - 0.66 AU

Year: 271 Days

Day: 35.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.6

Radius: 9.3

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.61 AU - 0.85 AU

Year: 403 Days

Day: 6.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 67,849,941 km

• M1: 115,639 km (0.107 R)
• M2: 413,489 km (0.101 R)
• M3: 1,335,610 km (0.088 R)
• M4: 1,818,811 km (0.07 R)
• M5: 2,132,069 km (0.087 R)
• M6: 2,804,810 km (0.087 R)
• M7: 3,176,262 km (0.061 R)
• M8: 3,937,416 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.2

Radius: 11.1

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.4 AU - 1.6 AU

Year: 1186 Days

Day: 10.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,849,941 km

• M1: 138,228 km (0.116 R)
• M2: 537,954 km (0.108 R)
• M3: 883,974 km (0.11 R)
• M4: 1,250,489 km (0.092 R)
• M5: 1,765,255 km (0.098 R)
• M6: 2,149,721 km (0.074 R)
• M7: 2,532,094 km (0.032 R)
• M8: 3,838,382 km (0.087 R)
• M9: 4,305,128 km (0.104 R)
• M10: 4,827,523 km (0.087 R)
• M11: 5,670,208 km (0.038 R)
• M12: 6,342,651 km (0.075 R)
• M13: 7,161,848 km (0.072 R)
• M14: 7,621,862 km (0.118 R)
• M15: 8,309,563 km (0.07 R)
• M16: 8,736,216 km (0.076 R)
• M17: 9,261,903 km (0.047 R)
• M18: 9,662,676 km (0.109 R)
• M19: 10,134,957 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.6

Radius: 10.8

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.35 AU - 1.95 AU

Year: 1368 Days

Day: 11 Hours

Environment

Temp: -190 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,849,941 km

• M1: 134,339 km (0.097 R)
• M2: 634,295 km (0.112 R)
• M3: 999,314 km (0.097 R)
• M4: 1,355,806 km (0.099 R)
• M5: 1,736,083 km (0.113 R)
• M6: 2,157,052 km (0.048 R)
• M7: 2,528,653 km (0.103 R)
• M8: 3,007,964 km (0.09 R)
• M9: 3,474,560 km (0.073 R)
• M10: 3,957,462 km (0.061 R)
• M11: 5,228,745 km (0.047 R)
• M12: 5,741,716 km (0.07 R)
• M13: 6,440,936 km (0.099 R)
• M14: 6,891,824 km (0.053 R)
• M15: 7,387,891 km (0.032 R)
• M16: 8,034,752 km (0.034 R)
• M17: 9,499,166 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.1

Radius: 12.9

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.82 AU - 2.04 AU

Year: 1731 Days

Day: 10.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,849,941 km

• M1: 160,519 km (0.096 R)
• M2: 600,486 km (0.1 R)
• M3: 2,302,910 km (0.083 R)
• M4: 3,397,667 km (0.057 R)
• M5: 4,221,054 km (0.099 R)
• M6: 4,959,469 km (0.088 R)
• M7: 5,642,981 km (0.065 R)
• M8: 6,464,124 km (0.083 R)
• M9: 8,618,184 km (0.071 R)
• M10: 10,922,739 km (0.118 R)
• M11: 13,486,697 km (0.113 R)
• M12: 14,642,939 km (0.092 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 69.5

Radius: 3

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 5.63 AU - 7.59 AU

Year: 10973 Days

Day: 20 Hours

Environment

Temp: -219 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,849,941 km

• M1: 37,399 km (0.099 R)
• M2: 160,219 km (0.116 R)
• M3: 494,421 km (0.068 R)
• M4: 922,121 km (0.112 R)
• M5: 1,046,736 km (0.111 R)
• M6: 1,361,041 km (0.055 R)
• M7: 1,614,759 km (0.026 R)
• M8: 2,779,977 km (0.098 R)
• M9: 2,934,961 km (0.08 R)
• M10: 3,280,831 km (0.116 R)
• M11: 3,776,449 km (0.084 R)
• M12: 4,163,010 km (0.057 R)
• M13: 5,348,124 km (0.073 R)
• M14: 9,351,064 km (0.097 R)
• M15: 9,466,104 km (0.094 R)
• M16: 11,090,737 km (0.025 R)
• M17: 12,104,413 km (0.11 R)
• M18: 12,470,927 km (0.037 R)
• M19: 17,175,780 km (0.098 R)
• M20: 17,290,671 km (0.088 R)
• M21: 19,949,923 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 645.7

Radius: 7.5

Gravity: 11.48 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 8.17 AU - 9.77 AU

Year: 17346 Days

Day: 15.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,849,941 km

• M1: 93,349 km (0.05 R)
• M2: 495,019 km (0.105 R)
• M3: 834,607 km (0.088 R)
• M4: 1,612,815 km (0.12 R)
• M5: 10,941,289 km (0.098 R)
• M6: 12,509,673 km (0.059 R)
• M7: 13,727,998 km (0.117 R)
• M8: 14,728,658 km (0.118 R)
• M9: 19,929,428 km (0.106 R)
• M10: 24,344,061 km (0.067 R)
• M11: 26,997,030 km (0.114 R)
• M12: 32,371,184 km (0.088 R)
• M13: 33,499,900 km (0.074 R)
• M14: 34,914,946 km (0.096 R)
• M15: 39,540,064 km (0.044 R)
• M16: 40,252,897 km (0.072 R)
• M17: 42,294,609 km (0.073 R)
• M18: 44,711,213 km (0.114 R)
• M19: 49,159,356 km (0.116 R)
• M20: 55,300,050 km (0.1 R)
• M21: 60,227,504 km (0.086 R)
• M22: 62,508,573 km (0.093 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 20,156 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit