🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.5

Radius: 11.8

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.63 AU - 0.99 AU

Year: 494 Days

Day: 7.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,159,507 km

• M1: 146,756 km (0.105 R)
• M2: 654,790 km (0.106 R)
• M3: 1,099,544 km (0.094 R)
• M4: 1,502,561 km (0.093 R)
• M5: 2,269,549 km (0.118 R)
• M6: 2,960,691 km (0.055 R)
• M7: 3,953,573 km (0.102 R)
• M8: 4,940,170 km (0.089 R)
• M9: 5,535,869 km (0.116 R)
• M10: 7,057,579 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.9

Radius: 12.5

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.26 AU - 1.58 AU

Year: 1148 Days

Day: 7.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,159,507 km

• M1: 155,432 km (0.106 R)
• M2: 565,480 km (0.104 R)
• M3: 1,090,718 km (0.055 R)
• M4: 1,693,149 km (0.036 R)
• M5: 2,600,909 km (0.107 R)
• M6: 3,048,655 km (0.096 R)
• M7: 4,117,083 km (0.093 R)
• M8: 4,609,110 km (0.093 R)
• M9: 5,140,183 km (0.113 R)
• M10: 5,652,855 km (0.094 R)
• M11: 6,054,375 km (0.049 R)
• M12: 7,189,075 km (0.039 R)
• M13: 7,880,816 km (0.12 R)
• M14: 8,434,777 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620.8

Radius: 11.1

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.72 AU - 3.06 AU

Year: 3332 Days

Day: 6.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,159,507 km

• M1: 138,079 km (0.101 R)
• M2: 712,684 km (0.099 R)
• M3: 1,493,286 km (0.035 R)
• M4: 2,184,129 km (0.083 R)
• M5: 3,008,563 km (0.107 R)
• M6: 3,804,423 km (0.098 R)
• M7: 4,350,306 km (0.037 R)
• M8: 5,292,025 km (0.109 R)
• M9: 5,946,366 km (0.115 R)
• M10: 8,581,682 km (0.1 R)
• M11: 12,715,819 km (0.117 R)
• M12: 14,329,830 km (0.098 R)
• M13: 14,678,393 km (0.094 R)
• M14: 20,548,614 km (0.036 R)
• M15: 21,248,582 km (0.097 R)
• M16: 21,898,884 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.2

Radius: 8.6

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.08 AU - 3.6 AU

Year: 4140 Days

Day: 11.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,159,507 km

• M1: 108,010 km (0.055 R)
• M2: 416,780 km (0.076 R)
• M3: 824,434 km (0.061 R)
• M4: 1,227,151 km (0.101 R)
• M5: 1,514,828 km (0.118 R)
• M6: 1,807,591 km (0.037 R)
• M7: 3,022,625 km (0.081 R)
• M8: 3,719,153 km (0.075 R)
• M9: 5,153,497 km (0.101 R)
• M10: 5,937,539 km (0.074 R)
• M11: 6,430,464 km (0.116 R)
• M12: 6,773,941 km (0.107 R)
• M13: 8,045,673 km (0.066 R)
• M14: 9,501,110 km (0.1 R)
• M15: 10,044,749 km (0.114 R)
• M16: 10,441,034 km (0.063 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.7

Radius: 10.4

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.91 AU - 4.51 AU

Year: 4847 Days

Day: 6.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 49,159,507 km

• M1: 129,402 km (0.04 R)
• M2: 468,690 km (0.06 R)
• M3: 931,097 km (0.107 R)
• M4: 1,269,637 km (0.105 R)
• M5: 1,808,638 km (0.096 R)
• M6: 2,192,656 km (0.077 R)
• M7: 2,844,454 km (0.107 R)
• M8: 3,186,734 km (0.03 R)
• M9: 4,407,901 km (0.104 R)
• M10: 4,737,465 km (0.108 R)
• M11: 6,162,684 km (0.11 R)
• M12: 10,359,204 km (0.11 R)
• M13: 10,899,102 km (0.079 R)
• M14: 11,269,357 km (0.097 R)
• M15: 11,840,522 km (0.104 R)
• M16: 12,232,019 km (0.113 R)
• M17: 13,248,537 km (0.099 R)
• M18: 13,723,959 km (0.112 R)
• M19: 14,101,544 km (0.107 R)
• M20: 15,391,377 km (0.094 R)
• M21: 16,273,855 km (0.099 R)
• M22: 17,065,826 km (0.102 R)
• M23: 17,628,912 km (0.107 R)
• M24: 18,075,312 km (0.04 R)
• M25: 18,398,893 km (0.068 R)
• M26: 18,991,001 km (0.113 R)
• M27: 20,562,078 km (0.104 R)
• M28: 22,664,227 km (0.109 R)
• M29: 23,574,680 km (0.097 R)
• M30: 26,953,647 km (0.087 R)
• M31: 29,645,660 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 335.9

Radius: 7.7

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 6.15 AU - 9.49 AU

Year: 14832 Days

Day: 19.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 49,159,507 km

• M1: 95,743 km (0.101 R)
• M2: 401,371 km (0.088 R)
• M3: 757,264 km (0.059 R)
• M4: 1,083,089 km (0.104 R)
• M5: 1,956,890 km (0.052 R)
• M6: 2,703,832 km (0.088 R)
• M7: 3,259,438 km (0.067 R)
• M8: 3,653,479 km (0.059 R)
• M9: 5,320,897 km (0.114 R)
• M10: 5,939,035 km (0.118 R)
• M11: 8,125,857 km (0.081 R)
• M12: 10,019,467 km (0.104 R)
• M13: 11,620,164 km (0.108 R)
• M14: 13,820,150 km (0.11 R)
• M15: 14,394,606 km (0.116 R)
• M16: 14,918,498 km (0.119 R)
• M17: 16,283,878 km (0.119 R)
• M18: 17,141,971 km (0.097 R)
• M19: 18,561,805 km (0.082 R)
• M20: 25,500,004 km (0.089 R)
• M21: 26,073,862 km (0.12 R)
• M22: 29,593,451 km (0.102 R)
• M23: 32,182,092 km (0.088 R)
• M24: 35,388,423 km (0.111 R)
• M25: 37,313,150 km (0.093 R)
• M26: 39,433,400 km (0.083 R)
• M27: 40,329,342 km (0.032 R)
• M28: 41,501,142 km (0.086 R)
• M29: 42,963,910 km (0.115 R)
• M30: 44,323,156 km (0.073 R)
• M31: 48,865,696 km (0.084 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: 461 - 16,854 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit