🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.62 AU - 0.74 AU

Year: 248 Days

Day: 42.7 Hours

Environment

Temp: -10 °C

Axial Tilt: 31.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 54,682,343 km

• M1: 43,533 km (0.078 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.83 AU - 1.23 AU

Year: 463 Days

Day: 25.1 Hours

Environment

Temp: -78 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.25 AU - 1.97 AU

Year: 905 Days

Day: 26.5 Hours

Environment

Temp: -106 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,682,343 km

• M1: 57,446 km (0.117 R)
• M2: 955,182 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.86 AU - 2.06 AU

Year: 1215 Days

Day: 46.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385.6

Radius: 8.7

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.63 AU - 3.81 AU

Year: 3178 Days

Day: 5.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,682,343 km

• M1: 108,309 km (0.079 R)
• M2: 422,913 km (0.097 R)
• M3: 1,105,678 km (0.054 R)
• M4: 1,398,890 km (0.075 R)
• M5: 2,317,121 km (0.078 R)
• M6: 2,774,741 km (0.073 R)
• M7: 3,090,692 km (0.08 R)
• M8: 3,929,038 km (0.048 R)
• M9: 4,226,289 km (0.09 R)
• M10: 5,210,045 km (0.118 R)
• M11: 5,569,828 km (0.11 R)
• M12: 6,312,432 km (0.078 R)
• M13: 6,805,656 km (0.051 R)
• M14: 9,881,837 km (0.107 R)
• M15: 10,660,793 km (0.11 R)
• M16: 11,520,233 km (0.049 R)
• M17: 12,509,673 km (0.085 R)
• M18: 12,851,803 km (0.108 R)
• M19: 13,554,764 km (0.052 R)
• M20: 15,133,321 km (0.103 R)
• M21: 15,521,976 km (0.026 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.9

Radius: 8.1

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 4.4 AU - 4.94 AU

Year: 4470 Days

Day: 14.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,682,343 km

• M1: 100,679 km (0.116 R)
• M2: 689,197 km (0.11 R)
• M3: 1,676,244 km (0.079 R)
• M4: 1,935,348 km (0.066 R)
• M5: 2,761,577 km (0.105 R)
• M6: 3,157,861 km (0.092 R)
• M7: 3,786,771 km (0.103 R)
• M8: 4,179,465 km (0.032 R)
• M9: 5,807,838 km (0.108 R)
• M10: 6,643,641 km (0.091 R)
• M11: 7,499,640 km (0.117 R)
• M12: 8,489,530 km (0.057 R)
• M13: 11,552,396 km (0.113 R)
• M14: 12,500,697 km (0.113 R)
• M15: 13,245,395 km (0.093 R)
• M16: 14,506,805 km (0.079 R)
• M17: 15,097,417 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 285

Radius: 7.1

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 9.21 AU - 10.67 AU

Year: 13881 Days

Day: 20.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,682,343 km

• M1: 89,460 km (0.106 R)
• M2: 601,234 km (0.025 R)
• M3: 896,690 km (0.076 R)
• M4: 2,196,396 km (0.109 R)
• M5: 2,911,175 km (0.111 R)
• M6: 3,404,249 km (0.101 R)
• M7: 3,746,230 km (0.09 R)
• M8: 4,030,765 km (0.11 R)
• M9: 4,442,159 km (0.117 R)
• M10: 4,731,631 km (0.063 R)
• M11: 5,380,736 km (0.049 R)
• M12: 9,402,077 km (0.077 R)
• M13: 9,831,871 km (0.068 R)
• M14: 13,453,935 km (0.078 R)
• M15: 15,071,088 km (0.103 R)
• M16: 18,911,116 km (0.098 R)
• M17: 21,421,218 km (0.11 R)
• M18: 25,314,802 km (0.087 R)
• M19: 26,333,713 km (0.025 R)
• M20: 28,354,182 km (0.027 R)
• M21: 33,576,344 km (0.078 R)
• M22: 36,881,111 km (0.114 R)
• M23: 37,234,910 km (0.09 R)
• M24: 37,710,182 km (0.114 R)
• M25: 40,271,597 km (0.099 R)
• M26: 41,914,182 km (0.098 R)
• M27: 42,170,742 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 133.7

Radius: 5.3

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 15.6 AU - 15.82 AU

Year: 27580 Days

Day: 21.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,682,343 km

• M1: 81,680 km (0.102 R)
• M2: 564,582 km (0.104 R)
• M3: 756,816 km (0.096 R)
• M4: 971,489 km (0.098 R)
• M5: 1,277,715 km (0.098 R)
• M6: 5,076,155 km (0.1 R)
• M7: 6,105,987 km (0.07 R)
• M8: 7,439,502 km (0.052 R)
• M9: 8,429,391 km (0.111 R)
• M10: 13,272,473 km (0.093 R)
• M11: 24,041,275 km (0.12 R)
• M12: 32,901,957 km (0.074 R)
• M13: 35,047,939 km (0.068 R)
• M14: 37,923,509 km (0.117 R)
• M15: 38,698,725 km (0.067 R)
• M16: 42,733,978 km (0.11 R)
• M17: 43,152,254 km (0.086 R)
• M18: 52,899,752 km (0.063 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: 479 - 14,137 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit