🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.6

Radius: 12.3

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.92 AU - 0.98 AU

Year: 628 Days

Day: 7.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 72,251,583 km

• M1: 153,039 km (0.108 R)
• M2: 620,682 km (0.061 R)
• M3: 1,272,031 km (0.104 R)
• M4: 1,953,599 km (0.107 R)
• M5: 2,478,089 km (0.085 R)
• M6: 2,878,861 km (0.119 R)
• M7: 3,536,643 km (0.094 R)
• M8: 4,161,962 km (0.056 R)
• M9: 5,054,613 km (0.081 R)
• M10: 5,581,646 km (0.118 R)
• M11: 5,977,931 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616

Radius: 13.8

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.16 AU - 1.42 AU

Year: 994 Days

Day: 8.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 72,251,583 km

• M1: 171,589 km (0.09 R)
• M2: 626,665 km (0.111 R)
• M3: 1,250,339 km (0.071 R)
• M4: 1,940,284 km (0.094 R)
• M5: 2,507,709 km (0.116 R)
• M6: 3,935,172 km (0.103 R)
• M7: 5,072,864 km (0.057 R)
• M8: 9,550,627 km (0.055 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.5

Radius: 12.7

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.26 AU - 1.62 AU

Year: 1172 Days

Day: 7.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,251,583 km

• M1: 157,975 km (0.036 R)
• M2: 663,915 km (0.11 R)
• M3: 1,105,678 km (0.112 R)
• M4: 1,686,267 km (0.09 R)
• M5: 2,122,794 km (0.115 R)
• M6: 2,549,597 km (0.089 R)
• M7: 3,553,099 km (0.08 R)
• M8: 4,101,525 km (0.119 R)
• M9: 4,593,403 km (0.03 R)
• M10: 5,959,680 km (0.081 R)
• M11: 6,674,907 km (0.117 R)
• M12: 7,402,402 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.5

Radius: 11.9

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.83 AU - 6.38 AU

Year: 7812 Days

Day: 9.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,251,583 km

• M1: 152,291 km (0.117 R)
• M2: 940,671 km (0.091 R)
• M3: 1,326,185 km (0.056 R)
• M4: 2,187,270 km (0.08 R)
• M5: 2,947,676 km (0.078 R)
• M6: 3,902,410 km (0.117 R)
• M7: 4,608,063 km (0.072 R)
• M8: 5,960,129 km (0.101 R)
• M9: 6,598,912 km (0.1 R)
• M10: 8,182,106 km (0.105 R)
• M11: 8,836,746 km (0.054 R)
• M12: 9,478,970 km (0.045 R)
• M13: 11,974,711 km (0.058 R)
• M14: 12,992,725 km (0.112 R)
• M15: 14,067,585 km (0.088 R)
• M16: 15,922,749 km (0.098 R)
• M17: 17,364,274 km (0.03 R)
• M18: 18,007,993 km (0.111 R)
• M19: 18,816,271 km (0.059 R)
• M20: 20,347,854 km (0.072 R)
• M21: 21,713,682 km (0.12 R)
• M22: 23,311,687 km (0.029 R)
• M23: 29,775,661 km (0.09 R)
• M24: 33,911,593 km (0.042 R)
• M25: 36,405,988 km (0.107 R)
• M26: 37,816,995 km (0.112 R)
• M27: 41,376,976 km (0.08 R)
• M28: 41,884,861 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 692.3

Radius: 3.1

Gravity: 72.04 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.49 AU - 6.87 AU

Year: 9182 Days

Day: 24.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 72,251,583 km

• M1: 41,887 km (0.088 R)
• M2: 152,739 km (0.03 R)
• M3: 349,909 km (0.095 R)
• M4: 698,024 km (0.106 R)
• M5: 827,426 km (0.105 R)
• M6: 952,190 km (0.104 R)
• M7: 1,089,521 km (0.052 R)
• M8: 1,204,113 km (0.111 R)
• M9: 1,597,107 km (0.065 R)
• M10: 1,823,000 km (0.058 R)
• M11: 2,035,578 km (0.066 R)
• M12: 3,307,160 km (0.095 R)
• M13: 3,450,624 km (0.113 R)
• M14: 3,598,128 km (0.092 R)
• M15: 4,175,875 km (0.096 R)
• M16: 4,457,867 km (0.036 R)
• M17: 6,168,070 km (0.085 R)
• M18: 6,312,581 km (0.112 R)
• M19: 8,446,745 km (0.119 R)
• M20: 8,897,034 km (0.095 R)
• M21: 10,343,945 km (0.08 R)
• M22: 10,702,830 km (0.102 R)
• M23: 14,001,762 km (0.075 R)
• M24: 14,314,422 km (0.107 R)
• M25: 18,139,789 km (0.083 R)
• M26: 19,423,339 km (0.104 R)
• M27: 20,927,994 km (0.054 R)
• M28: 21,501,403 km (0.027 R)
• M29: 23,197,394 km (0.047 R)
• M30: 25,811,617 km (0.118 R)
• M31: 27,626,837 km (0.044 R)
• M32: 31,296,323 km (0.069 R)
• M33: 33,247,080 km (0.086 R)
• M34: 38,842,339 km (0.117 R)
• M35: 42,770,630 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 623.9

Radius: 5.2

Gravity: 23.07 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 9.19 AU - 9.51 AU

Year: 19391 Days

Day: 23 Hours

Environment

Temp: -233 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 72,251,583 km

• M1: 68,665 km (0.028 R)
• M2: 242,349 km (0.084 R)
• M3: 464,950 km (0.116 R)
• M4: 677,529 km (0.098 R)
• M5: 1,025,643 km (0.054 R)
• M6: 1,423,274 km (0.057 R)
• M7: 1,683,574 km (0.069 R)
• M8: 2,257,133 km (0.088 R)
• M9: 3,003,177 km (0.07 R)
• M10: 9,088,071 km (0.118 R)
• M11: 9,924,772 km (0.096 R)
• M12: 10,510,298 km (0.09 R)
• M13: 11,494,801 km (0.057 R)
• M14: 11,685,987 km (0.106 R)
• M15: 12,809,916 km (0.091 R)
• M16: 13,574,361 km (0.118 R)
• M17: 15,424,288 km (0.089 R)
• M18: 17,773,125 km (0.05 R)
• M19: 19,166,030 km (0.114 R)
• M20: 19,706,528 km (0.068 R)
• M21: 24,507,871 km (0.088 R)
• M22: 31,503,516 km (0.052 R)
• M23: 33,536,701 km (0.073 R)
• M24: 35,117,801 km (0.075 R)
• M25: 38,144,315 km (0.118 R)
• M26: 38,427,803 km (0.11 R)
• M27: 43,310,229 km (0.113 R)
• M28: 45,500,791 km (0.09 R)
• M29: 49,762,834 km (0.099 R)
• M30: 53,926,442 km (0.074 R)
• M31: 56,643,139 km (0.091 R)
• M32: 61,565,807 km (0.105 R)
• M33: 66,560,880 km (0.102 R)
• M34: 71,174,179 km (0.117 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 15,862 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit