🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.85 AU - 0.91 AU

Year: 363 Days

Day: 24.5 Hours

Environment

Temp: -51 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,789,756 km

• M1: 31,116 km (0.078 R)

Asteroid Belt

Center: 2.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.9

Radius: 13.1

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.89 AU - 4.63 AU

Year: 3206 Days

Day: 8.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 27,789,756 km

• M1: 162,912 km (0.069 R)
• M2: 663,915 km (0.075 R)
• M3: 1,141,432 km (0.036 R)
• M4: 1,554,920 km (0.11 R)
• M5: 2,512,795 km (0.117 R)
• M6: 3,018,287 km (0.106 R)
• M7: 3,591,546 km (0.09 R)
• M8: 4,106,013 km (0.071 R)
• M9: 5,925,123 km (0.052 R)
• M10: 7,170,824 km (0.08 R)
• M11: 9,281,650 km (0.117 R)
• M12: 9,937,338 km (0.086 R)
• M13: 12,594,196 km (0.102 R)
• M14: 13,592,612 km (0.095 R)
• M15: 14,136,400 km (0.043 R)
• M16: 15,162,193 km (0.105 R)
• M17: 16,292,106 km (0.1 R)
• M18: 17,075,999 km (0.105 R)
• M19: 17,709,396 km (0.092 R)
• M20: 18,779,769 km (0.116 R)
• M21: 23,006,208 km (0.03 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244

Radius: 9.7

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 5.17 AU - 6.57 AU

Year: 6253 Days

Day: 8.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 27,789,756 km

• M1: 121,025 km (0.111 R)
• M2: 535,411 km (0.069 R)
• M3: 857,196 km (0.048 R)
• M4: 1,180,776 km (0.034 R)
• M5: 1,952,551 km (0.104 R)
• M6: 3,498,047 km (0.112 R)
• M7: 4,212,227 km (0.085 R)
• M8: 5,461,669 km (0.104 R)
• M9: 5,844,340 km (0.118 R)
• M10: 6,911,272 km (0.072 R)
• M11: 7,425,141 km (0.1 R)
• M12: 9,083,284 km (0.072 R)
• M13: 11,899,912 km (0.111 R)
• M14: 15,684,290 km (0.087 R)
• M15: 20,267,520 km (0.118 R)
• M16: 21,522,197 km (0.077 R)
• M17: 23,180,190 km (0.116 R)
• M18: 24,185,787 km (0.028 R)
• M19: 24,847,458 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.6

Radius: 8.3

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 7.57 AU - 8.07 AU

Year: 9616 Days

Day: 6.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 27,789,756 km

• M1: 108,907 km (0.062 R)
• M2: 732,282 km (0.061 R)
• M3: 991,834 km (0.084 R)
• M4: 2,192,955 km (0.095 R)
• M5: 3,328,702 km (0.11 R)
• M6: 3,938,014 km (0.074 R)
• M7: 6,249,002 km (0.105 R)
• M8: 7,947,088 km (0.071 R)
• M9: 9,385,322 km (0.051 R)
• M10: 10,071,976 km (0.108 R)
• M11: 10,939,793 km (0.098 R)
• M12: 12,441,457 km (0.108 R)
• M13: 14,792,088 km (0.114 R)
• M14: 15,595,428 km (0.047 R)
• M15: 17,020,647 km (0.065 R)
• M16: 22,855,114 km (0.096 R)
• M17: 24,095,879 km (0.077 R)
• M18: 25,468,289 km (0.049 R)
• M19: 30,386,020 km (0.061 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145

Radius: 10.6

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 6.92 AU - 10.88 AU

Year: 11675 Days

Day: 12.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 27,789,756 km

• M1: 131,796 km (0.082 R)
• M2: 941,569 km (0.117 R)
• M3: 1,286,093 km (0.119 R)
• M4: 1,729,501 km (0.113 R)
• M5: 4,365,266 km (0.062 R)
• M6: 4,880,930 km (0.077 R)
• M7: 5,760,565 km (0.102 R)
• M8: 7,081,963 km (0.112 R)
• M9: 8,439,115 km (0.047 R)
• M10: 8,874,146 km (0.054 R)
• M11: 26,162,723 km (0.093 R)
• M12: 28,475,955 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 745.8

Radius: 3.9

Gravity: 49.03 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 11.69 AU - 14.01 AU

Year: 20254 Days

Day: 20.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 27,789,756 km

• M1: 52,509 km (0.113 R)
• M2: 225,893 km (0.101 R)
• M3: 493,374 km (0.098 R)
• M4: 679,623 km (0.108 R)
• M5: 1,295,966 km (0.114 R)
• M6: 2,633,521 km (0.039 R)
• M7: 5,211,990 km (0.108 R)
• M8: 6,907,083 km (0.082 R)
• M9: 9,443,964 km (0.113 R)
• M10: 9,616,899 km (0.11 R)
• M11: 11,860,119 km (0.119 R)
• M12: 15,282,320 km (0.107 R)
• M13: 15,440,894 km (0.102 R)
• M14: 16,582,774 km (0.094 R)
• M15: 17,431,892 km (0.076 R)
• M16: 19,587,597 km (0.097 R)
• M17: 20,729,179 km (0.088 R)
• M18: 21,316,201 km (0.109 R)
• M19: 22,626,229 km (0.086 R)
• M20: 26,646,672 km (0.097 R)
• M21: 27,927,828 km (0.052 R)
• M22: 37,630,297 km (0.088 R)
• M23: 38,065,029 km (0.098 R)
• M24: 41,049,357 km (0.079 R)
• M25: 52,717,841 km (0.117 R)
• M26: 54,731,727 km (0.114 R)
• M27: 63,914,793 km (0.104 R)
• M28: 78,702,393 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 25

Radius: 5.3

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 12.16 AU - 15.9 AU

Year: 23107 Days

Day: 15.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 27,789,756 km

• M1: 326,273 km (0.082 R)
• M2: 3,170,428 km (0.111 R)
• M3: 3,941,605 km (0.049 R)
• M4: 5,309,079 km (0.075 R)
• M5: 12,575,347 km (0.068 R)
• M6: 12,772,068 km (0.116 R)
• M7: 13,528,285 km (0.057 R)
• M8: 16,674,627 km (0.12 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: 204 - 16,657 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit