🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.1

Radius: 13.7

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.56 AU - 0.58 AU

Year: 302 Days

Day: 11.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (2)

Outer Limit: 44,087,754 km

• M1: 170,392 km (0.12 R)
• M2: 879,336 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.5

Radius: 14

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.56 AU - 0.92 AU

Year: 447 Days

Day: 11 Hours

Environment

Temp: -153 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 44,087,754 km

• M1: 174,282 km (0.103 R)
• M2: 627,413 km (0.081 R)
• M3: 1,178,382 km (0.081 R)
• M4: 1,946,268 km (0.072 R)
• M5: 2,431,863 km (0.11 R)
• M6: 3,534,100 km (0.097 R)
• M7: 3,990,074 km (0.108 R)
• M8: 4,726,694 km (0.114 R)
• M9: 5,329,723 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.7

Radius: 9.7

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.66 AU - 0.92 AU

Year: 494 Days

Day: 13 Hours

Environment

Temp: -156 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,087,754 km

• M1: 120,875 km (0.083 R)
• M2: 493,523 km (0.084 R)
• M3: 817,403 km (0.107 R)
• M4: 1,126,472 km (0.095 R)
• M5: 1,539,811 km (0.064 R)
• M6: 1,886,728 km (0.076 R)
• M7: 2,768,608 km (0.114 R)
• M8: 3,094,133 km (0.118 R)
• M9: 3,520,786 km (0.094 R)
• M10: 3,857,531 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.4

Radius: 12.1

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.85 AU - 1.13 AU

Year: 692 Days

Day: 9.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,087,754 km

• M1: 213,327 km (0.113 R)
• M2: 623,225 km (0.077 R)
• M3: 1,370,765 km (0.094 R)
• M4: 1,828,984 km (0.11 R)
• M5: 2,590,287 km (0.1 R)
• M6: 4,005,184 km (0.115 R)
• M7: 4,592,655 km (0.1 R)
• M8: 5,543,947 km (0.116 R)
• M9: 5,959,680 km (0.067 R)
• M10: 6,457,392 km (0.102 R)
• M11: 7,536,442 km (0.049 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 598.3

Radius: 3.8

Gravity: 41.43 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.9 AU - 6.44 AU

Year: 9490 Days

Day: 20 Hours

Environment

Temp: -232 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 44,087,754 km

• M1: 47,273 km (0.104 R)
• M2: 190,588 km (0.054 R)
• M3: 340,934 km (0.072 R)
• M4: 537,356 km (0.11 R)
• M5: 658,231 km (0.042 R)
• M6: 1,784,553 km (0.088 R)
• M7: 2,268,053 km (0.041 R)
• M8: 2,609,136 km (0.107 R)
• M9: 3,440,452 km (0.109 R)
• M10: 3,786,920 km (0.091 R)
• M11: 4,321,583 km (0.105 R)
• M12: 4,754,520 km (0.115 R)
• M13: 5,440,875 km (0.063 R)
• M14: 7,281,527 km (0.12 R)
• M15: 8,362,970 km (0.078 R)
• M16: 9,357,945 km (0.109 R)
• M17: 9,642,480 km (0.112 R)
• M18: 11,047,055 km (0.084 R)
• M19: 11,472,212 km (0.046 R)
• M20: 11,852,938 km (0.106 R)
• M21: 12,525,231 km (0.075 R)
• M22: 15,601,412 km (0.081 R)
• M23: 16,068,756 km (0.104 R)
• M24: 16,271,760 km (0.086 R)
• M25: 17,741,709 km (0.092 R)
• M26: 18,397,845 km (0.043 R)
• M27: 18,844,245 km (0.059 R)
• M28: 21,675,086 km (0.102 R)
• M29: 23,019,372 km (0.072 R)
• M30: 23,975,303 km (0.084 R)
• M31: 24,329,401 km (0.079 R)
• M32: 25,138,725 km (0.114 R)
• M33: 30,478,322 km (0.114 R)
• M34: 32,593,187 km (0.088 R)
• M35: 39,644,483 km (0.103 R)
• M36: 40,889,586 km (0.111 R)
• M37: 42,676,233 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 204.5

Radius: 7.4

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 7.19 AU - 8.97 AU

Year: 16145 Days

Day: 17.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 44,087,754 km

• M1: 92,003 km (0.083 R)
• M2: 384,317 km (0.079 R)
• M3: 763,099 km (0.092 R)
• M4: 1,153,998 km (0.085 R)
• M5: 1,480,271 km (0.101 R)
• M6: 1,760,917 km (0.106 R)
• M7: 3,014,696 km (0.103 R)
• M8: 4,402,366 km (0.039 R)
• M9: 6,136,505 km (0.052 R)
• M10: 6,385,884 km (0.096 R)
• M11: 6,943,136 km (0.101 R)
• M12: 7,859,872 km (0.064 R)
• M13: 9,266,391 km (0.117 R)
• M14: 11,040,772 km (0.092 R)
• M15: 11,357,022 km (0.031 R)
• M16: 12,398,821 km (0.079 R)
• M17: 15,772,104 km (0.091 R)
• M18: 16,788,621 km (0.112 R)
• M19: 19,177,250 km (0.098 R)
• M20: 19,866,148 km (0.068 R)
• M21: 23,300,467 km (0.087 R)
• M22: 24,261,184 km (0.117 R)
• M23: 27,978,243 km (0.115 R)
• M24: 31,951,562 km (0.101 R)
• M25: 34,799,756 km (0.101 R)
• M26: 36,867,946 km (0.114 R)
• M27: 41,500,394 km (0.076 R)
• M28: 42,009,625 km (0.053 R)
• M29: 42,651,849 km (0.047 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: 352 - 20,302 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit