🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.11 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.5

Radius: 8.4

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 3.39 AU - 5.05 AU

Year: 3301 Days

Day: 12 Hours

Environment

Temp: -136 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,706,315 km

• M1: 104,419 km (0.118 R)
• M2: 383,569 km (0.079 R)
• M3: 713,133 km (0.105 R)
• M4: 1,109,119 km (0.12 R)
• M5: 1,425,219 km (0.093 R)
• M6: 1,953,299 km (0.053 R)
• M7: 2,434,107 km (0.072 R)
• M8: 4,235,714 km (0.06 R)
• M9: 5,349,021 km (0.108 R)
• M10: 5,743,511 km (0.083 R)
• M11: 6,025,802 km (0.06 R)
• M12: 6,398,600 km (0.051 R)
• M13: 7,102,458 km (0.08 R)
• M14: 7,732,864 km (0.114 R)
• M15: 8,205,593 km (0.113 R)
• M16: 9,001,753 km (0.119 R)
• M17: 9,525,046 km (0.057 R)
• M18: 12,239,051 km (0.098 R)
• M19: 12,621,722 km (0.039 R)
• M20: 13,100,435 km (0.092 R)
• M21: 14,001,463 km (0.082 R)
• M22: 14,799,418 km (0.027 R)
• M23: 15,331,687 km (0.114 R)
• M24: 16,179,309 km (0.092 R)
• M25: 17,804,989 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 10.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.2

Radius: 12

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 9.11 AU - 11.61 AU

Year: 12698 Days

Day: 9.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 77,706,315 km

• M1: 149,299 km (0.05 R)
• M2: 705,803 km (0.038 R)
• M3: 1,093,560 km (0.117 R)
• M4: 1,703,770 km (0.107 R)
• M5: 2,097,512 km (0.083 R)
• M6: 3,097,274 km (0.028 R)
• M7: 3,771,362 km (0.085 R)
• M8: 4,757,063 km (0.078 R)
• M9: 6,586,794 km (0.087 R)
• M10: 7,616,626 km (0.082 R)
• M11: 9,383,526 km (0.065 R)
• M12: 10,046,395 km (0.047 R)
• M13: 10,577,467 km (0.071 R)
• M14: 11,352,384 km (0.084 R)
• M15: 13,775,870 km (0.106 R)
• M16: 16,091,645 km (0.082 R)
• M17: 20,707,487 km (0.105 R)
• M18: 24,107,547 km (0.112 R)
• M19: 29,232,920 km (0.099 R)
• M20: 36,388,186 km (0.071 R)
• M21: 42,257,659 km (0.052 R)
• M22: 42,670,100 km (0.111 R)
• M23: 45,200,997 km (0.061 R)

Planet 3 - Ice Giant

Semi-Major Axis: 13.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 957.7

Radius: 7.5

Gravity: 17.03 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 13.06 AU - 14.4 AU

Year: 19373 Days

Day: 19.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 77,706,315 km

• M1: 97,837 km (0.082 R)
• M2: 336,595 km (0.106 R)
• M3: 578,495 km (0.081 R)
• M4: 820,544 km (0.08 R)
• M5: 1,214,884 km (0.108 R)
• M6: 2,143,588 km (0.085 R)
• M7: 2,718,642 km (0.105 R)
• M8: 3,450,774 km (0.065 R)
• M9: 8,786,631 km (0.079 R)
• M10: 9,468,199 km (0.06 R)
• M11: 11,457,701 km (0.088 R)
• M12: 13,413,992 km (0.052 R)
• M13: 13,710,495 km (0.116 R)
• M14: 15,664,243 km (0.069 R)
• M15: 24,671,531 km (0.096 R)
• M16: 26,139,086 km (0.111 R)
• M17: 28,509,016 km (0.041 R)
• M18: 29,746,190 km (0.099 R)
• M19: 34,219,915 km (0.098 R)
• M20: 45,133,528 km (0.11 R)
• M21: 47,323,342 km (0.046 R)
• M22: 68,978,232 km (0.099 R)
• M23: 72,787,742 km (0.101 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 554.3

Radius: 4.2

Gravity: 31.42 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 14.86 AU - 15.88 AU

Year: 22946 Days

Day: 24.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 52.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 77,706,315 km

• M1: 52,359 km (0.09 R)
• M2: 183,108 km (0.103 R)
• M3: 536,009 km (0.102 R)
• M4: 692,339 km (0.115 R)
• M5: 879,037 km (0.09 R)
• M6: 1,632,262 km (0.115 R)
• M7: 2,502,623 km (0.116 R)
• M8: 3,050,749 km (0.089 R)
• M9: 4,017,600 km (0.052 R)
• M10: 4,483,747 km (0.094 R)
• M11: 5,249,090 km (0.053 R)
• M12: 5,805,445 km (0.058 R)
• M13: 6,055,572 km (0.061 R)
• M14: 6,400,246 km (0.088 R)
• M15: 7,709,825 km (0.078 R)
• M16: 14,738,083 km (0.036 R)
• M17: 16,081,921 km (0.035 R)
• M18: 16,492,268 km (0.072 R)
• M19: 18,469,952 km (0.101 R)
• M20: 19,377,113 km (0.105 R)
• M21: 20,218,601 km (0.113 R)
• M22: 21,377,985 km (0.083 R)
• M23: 22,991,846 km (0.115 R)
• M24: 26,233,632 km (0.047 R)
• M25: 27,031,438 km (0.086 R)
• M26: 34,140,478 km (0.093 R)
• M27: 43,974,144 km (0.092 R)
• M28: 47,071,419 km (0.104 R)
• M29: 49,963,295 km (0.101 R)
• M30: 50,311,110 km (0.037 R)
• M31: 51,541,104 km (0.104 R)
• M32: 52,074,420 km (0.053 R)
• M33: 52,431,959 km (0.118 R)
• M34: 55,351,362 km (0.085 R)
• M35: 59,930,852 km (0.063 R)
• M36: 63,120,278 km (0.105 R)
• M37: 65,585,202 km (0.107 R)
• M38: 68,327,032 km (0.091 R)
• M39: 74,944,195 km (0.099 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 253 - 12,622 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit