🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.48 AU - 0.7 AU

Year: 297 Days

Day: 34.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617

Radius: 12.6

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.86 AU - 0.94 AU

Year: 560 Days

Day: 9.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 11,098,918 km

• M1: 163,361 km (0.063 R)
• M2: 287,228 km (0.079 R)
• M3: 366,066 km (0.062 R)
• M4: 459,864 km (0.11 R)
• M5: 580,440 km (0.099 R)
• M6: 739,911 km (0.086 R)
• M7: 1,039,406 km (0.098 R)
• M8: 1,132,306 km (0.12 R)
• M9: 1,228,199 km (0.053 R)
• M10: 1,400,236 km (0.067 R)
• M11: 1,545,047 km (0.11 R)
• M12: 1,652,608 km (0.069 R)
• M13: 1,744,311 km (0.057 R)
• M14: 1,952,103 km (0.072 R)
• M15: 2,135,061 km (0.079 R)
• M16: 2,358,111 km (0.091 R)
• M17: 2,448,169 km (0.117 R)
• M18: 2,589,090 km (0.114 R)
• M19: 2,696,502 km (0.091 R)
• M20: 2,776,237 km (0.033 R)
• M21: 2,960,691 km (0.108 R)
• M22: 3,043,120 km (0.12 R)
• M23: 3,179,703 km (0.084 R)
• M24: 3,287,413 km (0.111 R)
• M25: 3,562,075 km (0.116 R)
• M26: 3,641,811 km (0.08 R)
• M27: 3,811,604 km (0.079 R)
• M28: 3,934,424 km (0.088 R)
• M29: 4,017,152 km (0.095 R)
• M30: 4,158,970 km (0.076 R)
• M31: 4,268,626 km (0.066 R)
• M32: 4,362,274 km (0.081 R)
• M33: 4,673,288 km (0.027 R)
• M34: 4,831,562 km (0.07 R)
• M35: 4,955,878 km (0.07 R)
• M36: 5,099,343 km (0.066 R)
• M37: 5,244,153 km (0.104 R)
• M38: 5,381,185 km (0.115 R)
• M39: 5,537,964 km (0.12 R)
• M40: 5,658,839 km (0.086 R)
• M41: 6,036,424 km (0.091 R)
• M42: 6,180,187 km (0.074 R)
• M43: 6,598,762 km (0.101 R)
• M44: 6,697,347 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.7

Radius: 10.7

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.88 AU - 1.24 AU

Year: 716 Days

Day: 15 Hours

Environment

Temp: -166 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 11,098,918 km

• M1: 167,250 km (0.075 R)
• M2: 250,726 km (0.03 R)
• M3: 338,091 km (0.072 R)
• M4: 422,315 km (0.087 R)
• M5: 496,366 km (0.091 R)
• M6: 586,124 km (0.083 R)
• M7: 715,676 km (0.104 R)
• M8: 813,812 km (0.062 R)
• M9: 883,076 km (0.117 R)
• M10: 963,859 km (0.111 R)
• M11: 1,037,760 km (0.11 R)
• M12: 1,123,630 km (0.07 R)
• M13: 1,201,720 km (0.072 R)
• M14: 1,292,376 km (0.077 R)
• M15: 1,396,496 km (0.108 R)
• M16: 1,518,418 km (0.092 R)
• M17: 1,628,522 km (0.097 R)
• M18: 1,725,761 km (0.084 R)
• M19: 1,865,186 km (0.106 R)
• M20: 2,054,428 km (0.089 R)
• M21: 2,155,705 km (0.082 R)
• M22: 2,323,853 km (0.076 R)
• M23: 2,460,735 km (0.081 R)
• M24: 2,673,464 km (0.068 R)
• M25: 2,756,490 km (0.036 R)
• M26: 2,831,140 km (0.105 R)
• M27: 2,987,170 km (0.113 R)
• M28: 3,102,510 km (0.093 R)
• M29: 3,180,152 km (0.089 R)
• M30: 3,332,592 km (0.025 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.3

Radius: 8.7

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.54 AU - 1.72 AU

Year: 1365 Days

Day: 6.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 11,098,918 km

• M1: 146,606 km (0.063 R)
• M2: 213,177 km (0.118 R)
• M3: 298,747 km (0.032 R)
• M4: 385,364 km (0.059 R)
• M5: 471,532 km (0.07 R)
• M6: 547,977 km (0.114 R)
• M7: 605,572 km (0.09 R)
• M8: 683,961 km (0.108 R)
• M9: 851,511 km (0.086 R)
• M10: 1,032,824 km (0.103 R)
• M11: 1,281,156 km (0.111 R)
• M12: 1,336,358 km (0.047 R)
• M13: 1,449,155 km (0.105 R)
• M14: 1,506,899 km (0.117 R)
• M15: 1,650,214 km (0.116 R)
• M16: 1,824,645 km (0.092 R)
• M17: 1,905,129 km (0.106 R)
• M18: 1,959,433 km (0.04 R)
• M19: 2,042,011 km (0.048 R)
• M20: 2,125,786 km (0.101 R)
• M21: 2,201,183 km (0.088 R)
• M22: 2,374,268 km (0.113 R)
• M23: 2,622,002 km (0.082 R)
• M24: 3,228,920 km (0.106 R)
• M25: 3,348,898 km (0.108 R)
• M26: 3,503,732 km (0.076 R)
• M27: 3,570,752 km (0.082 R)
• M28: 3,683,548 km (0.037 R)
• M29: 4,289,121 km (0.091 R)
• M30: 4,372,895 km (0.049 R)
• M31: 4,640,227 km (0.081 R)
• M32: 4,751,079 km (0.065 R)
• M33: 4,887,811 km (0.079 R)
• M34: 4,988,042 km (0.032 R)
• M35: 5,139,734 km (0.119 R)
• M36: 5,370,264 km (0.084 R)
• M37: 5,748,597 km (0.115 R)
• M38: 5,854,513 km (0.066 R)
• M39: 5,947,712 km (0.105 R)
• M40: 6,380,200 km (0.088 R)
• M41: 6,572,582 km (0.086 R)
• M42: 6,641,846 km (0.043 R)
• M43: 7,161,400 km (0.068 R)
• M44: 7,332,689 km (0.069 R)
• M45: 7,606,753 km (0.094 R)
• M46: 7,679,457 km (0.102 R)
• M47: 7,840,125 km (0.104 R)
• M48: 8,031,610 km (0.099 R)
• M49: 8,509,276 km (0.063 R)
• M50: 8,645,261 km (0.053 R)
• M51: 8,736,366 km (0.118 R)
• M52: 9,227,645 km (0.086 R)
• M53: 9,367,370 km (0.108 R)
• M54: 9,696,336 km (0.071 R)
• M55: 10,317,167 km (0.056 R)
• M56: 10,575,672 km (0.109 R)
• M57: 10,918,101 km (0.109 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 405 - 16,119 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit