🌌 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: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.7

Radius: 8.5

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.8 AU - 0.84 AU

Year: 472 Days

Day: 12.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 50,249,234 km

• M1: 105,766 km (0.064 R)
• M2: 375,939 km (0.106 R)
• M3: 643,271 km (0.094 R)
• M4: 1,024,147 km (0.108 R)
• M5: 1,534,276 km (0.085 R)
• M6: 1,831,377 km (0.037 R)
• M7: 2,212,702 km (0.03 R)
• M8: 2,779,379 km (0.103 R)
• M9: 3,155,917 km (0.074 R)

Asteroid Belt

Center: 1.23 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.9

Radius: 11.5

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.38 AU - 1.9 AU

Year: 1335 Days

Day: 8.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 50,249,234 km

• M1: 143,016 km (0.06 R)
• M2: 563,685 km (0.111 R)
• M3: 1,005,746 km (0.099 R)
• M4: 2,052,782 km (0.11 R)
• M5: 2,806,306 km (0.099 R)
• M6: 3,405,147 km (0.052 R)
• M7: 4,137,428 km (0.038 R)
• M8: 4,657,879 km (0.079 R)
• M9: 6,086,988 km (0.093 R)
• M10: 7,141,653 km (0.117 R)
• M11: 7,611,390 km (0.095 R)
• M12: 8,207,538 km (0.092 R)
• M13: 9,347,473 km (0.062 R)
• M14: 9,730,145 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.4

Radius: 8.4

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.8 AU - 2.4 AU

Year: 1935 Days

Day: 11.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,249,234 km

• M1: 109,506 km (0.056 R)
• M2: 418,724 km (0.106 R)
• M3: 944,561 km (0.071 R)
• M4: 1,473,988 km (0.1 R)
• M5: 2,005,210 km (0.066 R)
• M6: 2,768,757 km (0.073 R)
• M7: 3,117,769 km (0.105 R)
• M8: 4,382,918 km (0.081 R)
• M9: 4,777,109 km (0.037 R)
• M10: 7,166,636 km (0.094 R)
• M11: 7,686,638 km (0.105 R)
• M12: 9,080,890 km (0.102 R)
• M13: 9,494,528 km (0.111 R)
• M14: 10,054,622 km (0.101 R)
• M15: 11,385,894 km (0.117 R)
• M16: 12,208,233 km (0.078 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 941.1

Radius: 7.1

Gravity: 18.67 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 6.07 AU - 6.45 AU

Year: 9959 Days

Day: 18.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 50,249,234 km

• M1: 88,263 km (0.075 R)
• M2: 493,823 km (0.028 R)
• M3: 821,741 km (0.068 R)
• M4: 1,053,319 km (0.117 R)
• M5: 1,549,535 km (0.084 R)
• M6: 1,926,222 km (0.102 R)
• M7: 2,667,928 km (0.098 R)
• M8: 2,999,288 km (0.066 R)
• M9: 3,534,698 km (0.097 R)
• M10: 4,247,532 km (0.077 R)
• M11: 4,515,612 km (0.054 R)
• M12: 7,376,821 km (0.096 R)
• M13: 8,303,430 km (0.114 R)
• M14: 10,709,113 km (0.095 R)
• M15: 11,094,926 km (0.083 R)
• M16: 14,657,300 km (0.07 R)
• M17: 15,479,191 km (0.119 R)
• M18: 16,769,024 km (0.087 R)
• M19: 17,065,228 km (0.067 R)
• M20: 17,364,722 km (0.098 R)
• M21: 17,744,103 km (0.076 R)
• M22: 21,585,626 km (0.066 R)
• M23: 23,468,166 km (0.073 R)
• M24: 23,745,820 km (0.052 R)
• M25: 24,686,940 km (0.083 R)
• M26: 27,046,996 km (0.065 R)
• M27: 36,240,683 km (0.074 R)
• M28: 36,487,818 km (0.079 R)
• M29: 41,939,314 km (0.086 R)
• M30: 45,142,953 km (0.077 R)
• M31: 47,909,466 km (0.107 R)
• M32: 50,632,895 km (0.096 R)
• M33: 50,941,665 km (0.047 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 385.6

Radius: 5.1

Gravity: 14.83 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 7.78 AU - 8.16 AU

Year: 14306 Days

Day: 23.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 50,249,234 km

• M1: 63,579 km (0.055 R)
• M2: 301,440 km (0.057 R)
• M3: 521,648 km (0.074 R)
• M4: 765,941 km (0.079 R)
• M5: 1,188,854 km (0.037 R)
• M6: 2,667,779 km (0.11 R)
• M7: 3,017,539 km (0.06 R)
• M8: 3,781,535 km (0.103 R)
• M9: 4,759,606 km (0.113 R)
• M10: 5,407,963 km (0.117 R)
• M11: 6,076,815 km (0.054 R)
• M12: 6,412,214 km (0.103 R)
• M13: 6,878,510 km (0.1 R)
• M14: 7,038,879 km (0.05 R)
• M15: 9,406,415 km (0.077 R)
• M16: 9,604,183 km (0.092 R)
• M17: 10,475,740 km (0.119 R)
• M18: 11,012,348 km (0.087 R)
• M19: 11,176,756 km (0.073 R)
• M20: 11,966,334 km (0.106 R)
• M21: 12,257,152 km (0.096 R)
• M22: 13,405,166 km (0.099 R)
• M23: 15,293,091 km (0.083 R)
• M24: 15,983,037 km (0.084 R)
• M25: 17,203,456 km (0.092 R)
• M26: 17,648,659 km (0.084 R)
• M27: 19,990,464 km (0.098 R)
• M28: 26,048,729 km (0.106 R)
• M29: 26,439,030 km (0.07 R)
• M30: 30,128,562 km (0.101 R)
• M31: 37,509,123 km (0.056 R)
• M32: 39,142,582 km (0.11 R)
• M33: 39,654,506 km (0.046 R)
• M34: 40,953,913 km (0.111 R)
• M35: 41,746,931 km (0.06 R)
• M36: 43,363,785 km (0.059 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 348 - 15,104 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit