🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.7

Radius: 8.9

Gravity: 10.13 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.54 AU - 0.58 AU

Year: 284 Days

Day: 10.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 48,325,085 km

• M1: 110,852 km (0.114 R)
• M2: 458,517 km (0.116 R)
• M3: 822,339 km (0.058 R)
• M4: 1,287,439 km (0.092 R)
• M5: 1,905,877 km (0.086 R)
• M6: 2,184,428 km (0.108 R)
• M7: 2,616,916 km (0.078 R)
• M8: 4,038,694 km (0.107 R)
• M9: 4,331,158 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274

Radius: 13.5

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.99 AU - 1.37 AU

Year: 869 Days

Day: 5.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 48,325,085 km

• M1: 182,061 km (0.094 R)
• M2: 1,859,053 km (0.06 R)
• M3: 2,408,975 km (0.09 R)
• M4: 3,066,906 km (0.097 R)
• M5: 3,515,101 km (0.099 R)
• M6: 4,903,669 km (0.101 R)
• M7: 5,331,818 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266

Radius: 12.2

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.15 AU - 1.77 AU

Year: 1197 Days

Day: 6.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 48,325,085 km

• M1: 152,141 km (0.118 R)
• M2: 718,070 km (0.1 R)
• M3: 1,569,730 km (0.099 R)
• M4: 2,307,248 km (0.115 R)
• M5: 3,123,903 km (0.072 R)
• M6: 4,310,513 km (0.086 R)
• M7: 4,885,866 km (0.056 R)
• M8: 5,419,332 km (0.088 R)
• M9: 5,854,363 km (0.066 R)
• M10: 6,730,707 km (0.084 R)
• M11: 7,622,760 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.9

Radius: 10

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 3.26 AU - 4.14 AU

Year: 4827 Days

Day: 10.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,325,085 km

• M1: 124,465 km (0.077 R)
• M2: 476,768 km (0.113 R)
• M3: 1,038,209 km (0.11 R)
• M4: 2,062,655 km (0.118 R)
• M5: 2,379,205 km (0.108 R)
• M6: 3,966,288 km (0.067 R)
• M7: 4,864,624 km (0.114 R)
• M8: 5,320,448 km (0.084 R)
• M9: 6,102,995 km (0.085 R)
• M10: 6,443,031 km (0.09 R)
• M11: 7,297,683 km (0.111 R)
• M12: 7,968,630 km (0.108 R)
• M13: 9,071,316 km (0.108 R)
• M14: 12,788,075 km (0.12 R)
• M15: 13,244,049 km (0.094 R)
• M16: 16,446,491 km (0.095 R)
• M17: 19,593,731 km (0.107 R)
• M18: 20,610,996 km (0.11 R)
• M19: 23,722,482 km (0.071 R)
• M20: 25,748,636 km (0.037 R)
• M21: 28,311,995 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 749

Radius: 6.6

Gravity: 17.19 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 6.5 AU - 8.68 AU

Year: 14183 Days

Day: 20.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 48,325,085 km

• M1: 82,279 km (0.079 R)
• M2: 634,295 km (0.055 R)
• M3: 1,647,970 km (0.09 R)
• M4: 2,299,020 km (0.098 R)
• M5: 2,550,494 km (0.09 R)
• M6: 3,498,047 km (0.092 R)
• M7: 3,803,376 km (0.07 R)
• M8: 4,727,293 km (0.104 R)
• M9: 5,754,880 km (0.065 R)
• M10: 6,545,356 km (0.079 R)
• M11: 7,863,762 km (0.074 R)
• M12: 8,535,905 km (0.117 R)
• M13: 9,561,548 km (0.096 R)
• M14: 10,382,990 km (0.099 R)
• M15: 11,132,326 km (0.088 R)
• M16: 12,997,961 km (0.045 R)
• M17: 14,633,365 km (0.105 R)
• M18: 15,280,525 km (0.094 R)
• M19: 17,736,623 km (0.096 R)
• M20: 17,979,570 km (0.088 R)
• M21: 18,307,039 km (0.118 R)
• M22: 23,317,970 km (0.089 R)
• M23: 24,901,613 km (0.078 R)
• M24: 27,734,548 km (0.12 R)
• M25: 34,280,950 km (0.042 R)
• M26: 37,776,006 km (0.111 R)
• M27: 38,178,424 km (0.082 R)
• M28: 41,929,890 km (0.089 R)
• M29: 45,464,588 km (0.104 R)
• M30: 47,149,060 km (0.109 R)
• M31: 52,119,300 km (0.07 R)
• M32: 52,618,059 km (0.111 R)
• M33: 53,794,198 km (0.106 R)
• M34: 54,987,689 km (0.11 R)
• M35: 55,851,019 km (0.115 R)
• M36: 59,213,979 km (0.075 R)
• M37: 61,221,283 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 239.9

Radius: 6.2

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 7.11 AU - 10.09 AU

Year: 17106 Days

Day: 19.3 Hours

Environment

Temp: -238 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 48,325,085 km

• M1: 77,043 km (0.107 R)
• M2: 314,156 km (0.094 R)
• M3: 576,999 km (0.109 R)
• M4: 804,238 km (0.116 R)
• M5: 1,473,090 km (0.095 R)
• M6: 2,328,192 km (0.095 R)
• M7: 2,787,756 km (0.042 R)
• M8: 3,677,265 km (0.066 R)
• M9: 4,682,114 km (0.067 R)
• M10: 5,412,900 km (0.037 R)
• M11: 5,823,247 km (0.092 R)
• M12: 9,637,693 km (0.115 R)
• M13: 10,189,111 km (0.096 R)
• M14: 12,725,094 km (0.108 R)
• M15: 17,345,574 km (0.063 R)
• M16: 18,160,733 km (0.052 R)
• M17: 19,078,815 km (0.11 R)
• M18: 19,707,724 km (0.104 R)
• M19: 20,431,778 km (0.118 R)
• M20: 22,103,833 km (0.082 R)
• M21: 22,362,339 km (0.042 R)
• M22: 22,710,154 km (0.072 R)
• M23: 23,416,405 km (0.078 R)
• M24: 23,955,705 km (0.11 R)
• M25: 26,003,999 km (0.112 R)
• M26: 26,972,496 km (0.108 R)
• M27: 33,747,634 km (0.11 R)
• M28: 35,484,914 km (0.108 R)
• M29: 35,958,092 km (0.098 R)
• M30: 36,675,564 km (0.108 R)
• M31: 37,159,363 km (0.065 R)
• M32: 44,384,641 km (0.089 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 11,470 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit